diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 311840336dc..1990ce04b4d 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -2680,6 +2680,7 @@
             android:label=""
             android:theme="@style/Transparent"
             android:excludeFromRecents="true"
+            android:documentLaunchMode="always"
             android:exported="true"
             android:permission="android.permission.CHANGE_WIFI_STATE"
             android:configChanges="orientation|keyboardHidden|screenSize">
diff --git a/res/drawable/ic_partial_system_update_current.xml b/res/drawable/ic_partial_system_update_current.xml
index 18be2033c08..6e16592a4f1 100644
--- a/res/drawable/ic_partial_system_update_current.xml
+++ b/res/drawable/ic_partial_system_update_current.xml
@@ -14,11 +14,14 @@ Copyright (C) 2019 The Android Open Source Project
     limitations under the License.
 -->
 <vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="24dp"
-    android:height="24dp"
-    android:viewportWidth="20.0"
-    android:viewportHeight="22.0">
-    <path
-        android:fillColor="#FF1E8E3E"
-        android:pathData="M15,17L5,17L5,14.33l1.59,1.58L8,14.5l-3,-3 -1,-1 -4,4 1.41,1.42L3,14.33L3,20a2.006,2.006 0,0 0,2 2L15,22a2.006,2.006 0,0 0,2 -2L17,13L15,13ZM15,20L5,20L5,19L15,19ZM5,5L15,5L15,7.67L13.41,6.09 12,7.5l4,4 4,-4L18.59,6.08 17,7.67L17,2a1.997,1.997 0,0 0,-2 -1.99L5,0A2.006,2.006 0,0 0,3 2v7L5,9ZM5,2L15,2L15,3L5,3Z"/>
+android:width="24dp"
+android:height="24dp"
+android:viewportWidth="24.0"
+android:viewportHeight="24.0">
+<path
+    android:fillColor="#FF1E8E3E"
+    android:pathData="M17,18H7v-2.67l1.59,1.58L10,15.5l-3,-3l-1,-1l-4,4l1.41,1.42L5,15.33v4.17V20v1c0,1.1 0.9,2 2,2h10c1.1,0 2,-0.9 2,-2v-7h-2V18zM17,21H7v-1h10V21z"/>
+<path
+    android:fillColor="#FF1E8E3E"
+    android:pathData="M7,6h10v2.67l-1.59,-1.58L14,8.5l4,4l4,-4l-1.41,-1.42L19,8.67V4.5V4V3c0,-1.1 -0.9,-1.99 -2,-1.99L7,1C5.9,1 5,1.9 5,3v7h2V6zM7,3h10v1H7V3z"/>
 </vector>
diff --git a/res/drawable/ic_partial_system_update_stale.xml b/res/drawable/ic_partial_system_update_stale.xml
index 711be2caed6..905187c1058 100644
--- a/res/drawable/ic_partial_system_update_stale.xml
+++ b/res/drawable/ic_partial_system_update_stale.xml
@@ -14,11 +14,14 @@ Copyright (C) 2019 The Android Open Source Project
     limitations under the License.
 -->
 <vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="24dp"
-    android:height="24dp"
-    android:viewportWidth="20.0"
-    android:viewportHeight="22.0">
-    <path
-        android:fillColor="#FFD93025"
-        android:pathData="M15,17L5,17L5,14.33l1.59,1.58L8,14.5l-3,-3 -1,-1 -4,4 1.41,1.42L3,14.33L3,20a2.006,2.006 0,0 0,2 2L15,22a2.006,2.006 0,0 0,2 -2L17,13L15,13ZM15,20L5,20L5,19L15,19ZM5,5L15,5L15,7.67L13.41,6.09 12,7.5l4,4 4,-4L18.59,6.08 17,7.67L17,2a1.997,1.997 0,0 0,-2 -1.99L5,0A2.006,2.006 0,0 0,3 2v7L5,9ZM5,2L15,2L15,3L5,3Z"/>
+android:width="24dp"
+android:height="24dp"
+android:viewportWidth="24.0"
+android:viewportHeight="24.0">
+<path
+    android:fillColor="#FFD93025"
+    android:pathData="M17,18H7v-2.67l1.59,1.58L10,15.5l-3,-3l-1,-1l-4,4l1.41,1.42L5,15.33v4.17V20v1c0,1.1 0.9,2 2,2h10c1.1,0 2,-0.9 2,-2v-7h-2V18zM17,21H7v-1h10V21z"/>
+<path
+    android:fillColor="#FFD93025"
+    android:pathData="M7,6h10v2.67l-1.59,-1.58L14,8.5l4,4l4,-4l-1.41,-1.42L19,8.67V4.5V4V3c0,-1.1 -0.9,-1.99 -2,-1.99L7,1C5.9,1 5,1.9 5,3v7h2V6zM7,3h10v1H7V3z"/>
 </vector>
diff --git a/res/layout/face_enroll_introduction.xml b/res/layout/face_enroll_introduction.xml
index ca8399bc9d2..f551e3637a6 100644
--- a/res/layout/face_enroll_introduction.xml
+++ b/res/layout/face_enroll_introduction.xml
@@ -65,7 +65,8 @@
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:orientation="vertical"
-            android:layout_gravity="center_horizontal|bottom">
+            android:layout_gravity="center_horizontal|bottom"
+            android:paddingTop="12dp">
 
             <LinearLayout
                 android:layout_width="match_parent"
diff --git a/res/values-night/themes.xml b/res/values-night/themes.xml
index 782f482eb52..f47513e7b6f 100644
--- a/res/values-night/themes.xml
+++ b/res/values-night/themes.xml
@@ -33,7 +33,7 @@
 
     <style name="Theme.AlertDialog.Base" parent="@style/Theme.AppCompat.DayNight.Dialog.Alert">
         <item name="colorAccent">@*android:color/accent_device_default_dark</item>
-        <item name="android:background">@color/dialog_background</item>
+        <item name="android:colorBackground">@color/dialog_background</item>
     </style>
 
 </resources>
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 5e4cac6b69c..d09851a3241 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -7976,6 +7976,32 @@
     <!-- Configure Notifications: Title for the option controlling notifications for work profile. [CHAR LIMIT=30] -->
     <string name="locked_work_profile_notification_title">When work profile is locked</string>
 
+
+    <!-- Configure notifications: Title for determining which notifications appear on the lock screen [CHAR LIMIT=60] -->
+    <string name="lock_screen_notifs_title">Notifications on lockscreen</string>
+
+    <!-- Configure notifications: Value for lockscreen notifications: all notifications shown
+    regardless of noisiness [CHAR LIMIT=60] -->
+    <string name="lock_screen_notifs_show_all">Show alerting and silent notifications</string>
+
+    <!-- Configure notifications: Value for lockscreen notifications: show alerting notifications [CHAR LIMIT=60] -->
+    <string name="lock_screen_notifs_show_alerting">Show alerting notifications only</string>
+
+    <!-- Configure notifications: Value for lockscreen notifications: don't show notifications [CHAR LIMIT=60] -->
+    <string name="lock_screen_notifs_show_none">Don\u2019t show notifications</string>
+
+    <!-- Configure notifications: Title for redacting sensitive content on lockscreen [CHAR LIMIT=60] -->
+    <string name="lock_screen_notifs_redact">Sensitive notifications</string>
+
+    <!-- Configure notifications: Summary for redacting sensitive content on lockscreen [CHAR LIMIT=120] -->
+    <string name="lock_screen_notifs_redact_summary">Show sensitive content when locked</string>
+
+    <!-- Configure notifications: Title for redacting sensitive content on lockscreen, work profile [CHAR LIMIT=60] -->
+    <string name="lock_screen_notifs_redact_work">Sensitive work profile notifications</string>
+
+    <!-- Configure notifications: Summary for redacting sensitive content on lockscreen, work profile [CHAR LIMIT=120] -->
+    <string name="lock_screen_notifs_redact_work_summary">Show sensitive work profile content when locked</string>
+
     <!-- Configure Notifications: Value for lockscreen notifications:  all information will be
          shown in notifications shown on a secure lock screen
          [CHAR LIMIT=50] -->
diff --git a/res/values/themes.xml b/res/values/themes.xml
index cc265bae8d6..83169715f39 100644
--- a/res/values/themes.xml
+++ b/res/values/themes.xml
@@ -121,7 +121,7 @@
 
     <style name="Theme.AlertDialog.Base" parent="@style/Theme.AppCompat.DayNight.Dialog.Alert">
         <item name="colorAccent">@*android:color/accent_device_default_light</item>
-        <item name="android:background">@color/dialog_background</item>
+        <item name="android:colorBackground">@color/dialog_background</item>
     </style>
 
     <style name="Theme.AlertDialog" parent="Theme.AlertDialog.Base">
diff --git a/res/xml/configure_notification_settings.xml b/res/xml/configure_notification_settings.xml
index 687fe832cbe..224a9107414 100644
--- a/res/xml/configure_notification_settings.xml
+++ b/res/xml/configure_notification_settings.xml
@@ -26,27 +26,52 @@
         settings:controller="com.android.settings.widget.VideoPreferenceController"
         android:persistent="false" />
 
-    <Preference
-        android:key="gentle_notifications"
-        android:title="@string/gentle_notifications_title"
-        settings:controller="com.android.settings.notification.GentleNotificationsPreferenceController"
-        android:fragment="com.android.settings.notification.GentleNotificationSettings"/>
+    <!-- Empty category to draw divider -->
+    <PreferenceCategory
+        android:key="all_notifications_divider"
+        android:order="2"/>
 
     <PreferenceCategory
-        android:key="configure_notifications_smart"
-        android:title="@string/smart_notifications_title"
+        android:key="recent_notifications_category"
+        android:title="@string/recent_notifications"
+        settings:allowDividerAbove="false"
         android:order="3">
-        <SwitchPreference
-            android:key="asst_capability_prioritizer"
-            android:title="@string/asst_capability_prioritizer_title"
-            android:summary="@string/asst_capability_prioritizer_summary"
-            settings:controller="com.android.settings.notification.AssistantCapabilityPreferenceController" />
+        <!-- Placeholder for a list of recent apps -->
+
+        <!-- See all apps button -->
+        <Preference
+            android:key="all_notifications"
+            android:title="@string/notifications_title"
+            android:fragment="com.android.settings.applications.manageapplications.ManageApplications"
+            android:order="4">
+            <extra
+                android:name="classname"
+                android:value="com.android.settings.Settings$NotificationAppListActivity"/>
+        </Preference>
+    </PreferenceCategory>
+
+    <PreferenceCategory
+        android:key="configure_notifications_lock"
+        android:title="@string/lock_screen_notifications_title"
+        android:order="10">
+        <!-- When device is locked -->
+        <com.android.settings.RestrictedListPreference
+            android:key="lock_screen_notifications"
+            android:title="@string/lock_screen_notifs_title"
+            android:summary="@string/summary_placeholder" />
 
         <SwitchPreference
-            android:key="asst_capabilities_actions_replies"
-            android:title="@string/asst_capabilities_actions_replies_title"
-            android:summary="@string/asst_capabilities_actions_replies_summary"
-            settings:controller="com.android.settings.notification.AssistantCapabilityPreferenceController" />
+            android:key="lock_screen_redact"
+            android:title="@string/lock_screen_notifs_redact"
+            android:summary="@string/lock_screen_notifs_redact_summary"
+            settings:controller="com.android.settings.notification.RedactNotificationPreferenceController" />
+
+        <SwitchPreference
+            android:key="lock_screen_work_redact"
+            android:title="@string/lock_screen_notifs_redact_work"
+            android:summary="@string/lock_screen_notifs_redact_work_summary"
+            settings:controller="com.android.settings.notification.RedactNotificationPreferenceController" />
+
     </PreferenceCategory>
 
     <PreferenceCategory
@@ -54,19 +79,11 @@
         android:order="15"
         settings:initialExpandedChildrenCount="0">
 
-        <com.android.settings.RestrictedListPreference
-            android:key="swipe"
-            android:title="@string/swipe_direction_title"
-            android:entries="@array/swipe_direction_titles"
-            android:entryValues="@array/swipe_direction_values"
-            settings:controller="com.android.settings.notification.SwipeDirectionPreferenceController"/>
-
-        <!-- When device is locked -->
-        <com.android.settings.RestrictedListPreference
-            android:key="lock_screen_notifications"
-            android:title="@string/lock_screen_notifications_title"
-            android:summary="@string/summary_placeholder"
-            settings:searchable="false"/>
+        <SwitchPreference
+            android:key="asst_capabilities_actions_replies"
+            android:title="@string/asst_capabilities_actions_replies_title"
+            android:summary="@string/asst_capabilities_actions_replies_summary"
+            settings:controller="com.android.settings.notification.AssistantCapabilityPreferenceController" />
 
         <!-- Notification badging -->
         <SwitchPreference
@@ -102,45 +119,4 @@
             settings:controller="com.android.settings.notification.ZenModePreferenceController"
             settings:allowDividerAbove="false"/>
     </PreferenceCategory>
-
-    <!-- Empty category to draw divider -->
-    <PreferenceCategory
-        android:key="all_notifications_divider"
-        android:order="20"/>
-
-    <PreferenceCategory
-        android:key="recent_notifications_category"
-        android:title="@string/recent_notifications"
-        settings:allowDividerAbove="false"
-        android:order="21">
-        <!-- Placeholder for a list of recent apps -->
-
-        <!-- See all apps button -->
-        <Preference
-            android:key="all_notifications"
-            android:title="@string/notifications_title"
-            android:fragment="com.android.settings.applications.manageapplications.ManageApplications"
-            android:order="22">
-            <extra
-                android:name="classname"
-                android:value="com.android.settings.Settings$NotificationAppListActivity"/>
-        </Preference>
-    </PreferenceCategory>
-
-    <!-- Place work profile section at the bottom to avoid users thinking that any of the
-         above settings are specific to the work profile -->
-    <PreferenceCategory
-        android:key="lock_screen_notifications_profile_header"
-        android:title="@string/profile_section_header"
-        android:order="23"
-        settings:searchable="false">
-
-        <com.android.settings.RestrictedListPreference
-            android:key="lock_screen_notifications_profile"
-            android:title="@string/locked_work_profile_notification_title"
-            android:summary="@string/summary_placeholder"
-            android:order="24"
-            settings:searchable="false"/>
-    </PreferenceCategory>
-
 </PreferenceScreen>
diff --git a/src/com/android/settings/accessibility/HearingAidDialogFragment.java b/src/com/android/settings/accessibility/HearingAidDialogFragment.java
index aa80564cce3..67b9d39cff4 100644
--- a/src/com/android/settings/accessibility/HearingAidDialogFragment.java
+++ b/src/com/android/settings/accessibility/HearingAidDialogFragment.java
@@ -16,12 +16,13 @@
 
 package com.android.settings.accessibility;
 
-import android.app.AlertDialog;
 import android.app.Dialog;
 import android.app.settings.SettingsEnums;
 import android.content.DialogInterface;
 import android.os.Bundle;
 
+import androidx.appcompat.app.AlertDialog;
+
 import com.android.settings.R;
 import com.android.settings.bluetooth.BluetoothPairingDetail;
 import com.android.settings.core.SubSettingLauncher;
diff --git a/src/com/android/settings/accessibility/VibrationPreferenceFragment.java b/src/com/android/settings/accessibility/VibrationPreferenceFragment.java
index c23a25a5ff2..deaef469c42 100644
--- a/src/com/android/settings/accessibility/VibrationPreferenceFragment.java
+++ b/src/com/android/settings/accessibility/VibrationPreferenceFragment.java
@@ -129,6 +129,13 @@ public abstract class VibrationPreferenceFragment extends RadioButtonPickerFragm
             Settings.System.putInt(getContext().getContentResolver(),
                     getVibrationIntensitySetting(), candidate.getIntensity());
         } else {
+            // We can't play preview effect here for all cases because that causes a data race
+            // (VibratorService may access intensity settings before these settings are updated).
+            // But we can't just play it in intensity settings update observer, because the
+            // intensity settings are not changed if we turn the vibration off, then on.
+            //
+            // In this case we sould play the preview here.
+            // To be refactored in b/132952771
             playVibrationPreview();
         }
     }
diff --git a/src/com/android/settings/deviceinfo/simstatus/SimStatusDialogController.java b/src/com/android/settings/deviceinfo/simstatus/SimStatusDialogController.java
index c18ec787b91..3fafd14f625 100644
--- a/src/com/android/settings/deviceinfo/simstatus/SimStatusDialogController.java
+++ b/src/com/android/settings/deviceinfo/simstatus/SimStatusDialogController.java
@@ -297,6 +297,9 @@ public class SimStatusDialogController implements LifecycleObserver, OnResume, O
     }
 
     private void updateSignalStrength(SignalStrength signalStrength) {
+        if (signalStrength == null) {
+            return;
+        }
         final int subscriptionId = mSubscriptionInfo.getSubscriptionId();
         final PersistableBundle carrierConfig =
                 mCarrierConfigManager.getConfigForSubId(subscriptionId);
@@ -430,13 +433,11 @@ public class SimStatusDialogController implements LifecycleObserver, OnResume, O
                 mSubscriptionInfo.getSubscriptionId());
     }
 
-    @VisibleForTesting
-    int getDbm(SignalStrength signalStrength) {
+    private int getDbm(SignalStrength signalStrength) {
         return signalStrength.getDbm();
     }
 
-    @VisibleForTesting
-    int getAsuLevel(SignalStrength signalStrength) {
+    private int getAsuLevel(SignalStrength signalStrength) {
         return signalStrength.getAsuLevel();
     }
 
diff --git a/src/com/android/settings/display/DarkUIInfoDialogFragment.java b/src/com/android/settings/display/DarkUIInfoDialogFragment.java
index 7e174806868..ce517e8db23 100644
--- a/src/com/android/settings/display/DarkUIInfoDialogFragment.java
+++ b/src/com/android/settings/display/DarkUIInfoDialogFragment.java
@@ -18,6 +18,7 @@ package com.android.settings.display;
 
 import android.app.Dialog;
 import android.app.UiModeManager;
+import android.app.settings.SettingsEnums;
 import android.content.Context;
 import android.content.DialogInterface;
 import android.os.Bundle;
@@ -39,9 +40,7 @@ public class DarkUIInfoDialogFragment extends InstrumentedDialogFragment
 
     @Override
     public int getMetricsCategory() {
-        // TODO(b/130251804): Add metrics constant in followup change to avoid merge conflict in
-        // beta cherrypick
-        return 0;
+        return SettingsEnums.DIALOG_DARK_UI_INFO;
     }
 
     @NonNull
diff --git a/src/com/android/settings/notification/ConfigureNotificationSettings.java b/src/com/android/settings/notification/ConfigureNotificationSettings.java
index 5f9cf5fc25a..d21be1607bc 100644
--- a/src/com/android/settings/notification/ConfigureNotificationSettings.java
+++ b/src/com/android/settings/notification/ConfigureNotificationSettings.java
@@ -57,17 +57,9 @@ public class ConfigureNotificationSettings extends DashboardFragment implements
         OnActivityResultListener {
     private static final String TAG = "ConfigNotiSettings";
 
-    @VisibleForTesting
-    static final String KEY_LOCKSCREEN = "lock_screen_notifications";
-    @VisibleForTesting
-    static final String KEY_LOCKSCREEN_WORK_PROFILE_HEADER =
-            "lock_screen_notifications_profile_header";
-    @VisibleForTesting
-    static final String KEY_LOCKSCREEN_WORK_PROFILE = "lock_screen_notifications_profile";
     @VisibleForTesting
     static final String KEY_SWIPE_DOWN = "gesture_swipe_down_fingerprint_notifications";
-    @VisibleForTesting
-    static final String KEY_NOTIFICATION_ASSISTANT = "notification_assistant";
+    static final String KEY_LOCKSCREEN = "lock_screen_notifications";
 
     private static final String KEY_NOTI_DEFAULT_RINGTONE = "notification_default_ringtone";
     private static final int REQUEST_CODE = 200;
@@ -100,25 +92,18 @@ public class ConfigureNotificationSettings extends DashboardFragment implements
         } else {
             app = null;
         }
-        return buildPreferenceControllers(context, getSettingsLifecycle(), app, this);
+        return buildPreferenceControllers(context, app, this);
     }
 
     private static List<AbstractPreferenceController> buildPreferenceControllers(Context context,
-            Lifecycle lifecycle, Application app, Fragment host) {
+            Application app, Fragment host) {
         final List<AbstractPreferenceController> controllers = new ArrayList<>();
-        final LockScreenNotificationPreferenceController lockScreenNotificationController =
-                new LockScreenNotificationPreferenceController(context,
-                        KEY_LOCKSCREEN,
-                        KEY_LOCKSCREEN_WORK_PROFILE_HEADER,
-                        KEY_LOCKSCREEN_WORK_PROFILE);
-        if (lifecycle != null) {
-            lifecycle.addObserver(lockScreenNotificationController);
-        }
         controllers.add(new RecentNotifyingAppsPreferenceController(
                 context, new NotificationBackend(), IUsageStatsManager.Stub.asInterface(
                         ServiceManager.getService(Context.USAGE_STATS_SERVICE)),
                 context.getSystemService(UserManager.class), app, host));
-        controllers.add(lockScreenNotificationController);
+        controllers.add(new ShowOnLockScreenNotificationPreferenceController(
+                context, KEY_LOCKSCREEN));
         controllers.add(new NotificationRingtonePreferenceController(context) {
             @Override
             public String getPreferenceKey() {
@@ -245,7 +230,7 @@ public class ConfigureNotificationSettings extends DashboardFragment implements
                 @Override
                 public List<AbstractPreferenceController> createPreferenceControllers(
                         Context context) {
-                    return buildPreferenceControllers(context, null, null, null);
+                    return buildPreferenceControllers(context, null, null);
                 }
 
                 @Override
diff --git a/src/com/android/settings/notification/RecentNotifyingAppsPreferenceController.java b/src/com/android/settings/notification/RecentNotifyingAppsPreferenceController.java
index d5e17233a72..8b5b7617fe9 100644
--- a/src/com/android/settings/notification/RecentNotifyingAppsPreferenceController.java
+++ b/src/com/android/settings/notification/RecentNotifyingAppsPreferenceController.java
@@ -71,7 +71,7 @@ public class RecentNotifyingAppsPreferenceController extends AbstractPreferenceC
     static final String KEY_DIVIDER = "all_notifications_divider";
     @VisibleForTesting
     static final String KEY_SEE_ALL = "all_notifications";
-    private static final int SHOW_RECENT_APP_COUNT = 5;
+    private static final int SHOW_RECENT_APP_COUNT = 3;
     private static final int DAYS = 3;
     private static final Set<String> SKIP_SYSTEM_PACKAGES = new ArraySet<>();
 
diff --git a/src/com/android/settings/notification/RedactNotificationPreferenceController.java b/src/com/android/settings/notification/RedactNotificationPreferenceController.java
new file mode 100644
index 00000000000..94d7fc1f0d1
--- /dev/null
+++ b/src/com/android/settings/notification/RedactNotificationPreferenceController.java
@@ -0,0 +1,130 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.notification;
+
+import static android.app.admin.DevicePolicyManager.KEYGUARD_DISABLE_SECURE_NOTIFICATIONS;
+import static android.app.admin.DevicePolicyManager.KEYGUARD_DISABLE_UNREDACTED_NOTIFICATIONS;
+import static android.provider.Settings.Secure.LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS;
+
+import android.app.KeyguardManager;
+import android.app.admin.DevicePolicyManager;
+import android.content.Context;
+import android.os.UserHandle;
+import android.os.UserManager;
+import android.provider.Settings;
+
+import com.android.internal.widget.LockPatternUtils;
+import com.android.settings.Utils;
+import com.android.settings.core.TogglePreferenceController;
+import com.android.settings.overlay.FeatureFactory;
+
+public class RedactNotificationPreferenceController extends TogglePreferenceController {
+
+    private static final String TAG = "LockScreenNotifPref";
+
+    static final String KEY_LOCKSCREEN_REDACT = "lock_screen_redact";
+    static final String KEY_LOCKSCREEN_WORK_PROFILE_REDACT = "lock_screen_work_redact";
+
+    private DevicePolicyManager mDpm;
+    private UserManager mUm;
+    private KeyguardManager mKm;
+    private final int mProfileUserId;
+
+    public RedactNotificationPreferenceController(Context context, String settingKey) {
+        super(context, settingKey);
+
+        mUm = context.getSystemService(UserManager.class);
+        mDpm = context.getSystemService(DevicePolicyManager.class);
+        mKm = context.getSystemService(KeyguardManager.class);
+
+        mProfileUserId = Utils.getManagedProfileId(mUm, UserHandle.myUserId());
+    }
+
+    @Override
+    public boolean isChecked() {
+        int userId = KEY_LOCKSCREEN_REDACT.equals(getPreferenceKey())
+                ? UserHandle.myUserId() : mProfileUserId;
+
+        return getAllowPrivateNotifications(userId);
+    }
+
+    @Override
+    public boolean setChecked(boolean isChecked) {
+        int userId = KEY_LOCKSCREEN_REDACT.equals(getPreferenceKey())
+                ? UserHandle.myUserId() : mProfileUserId;
+
+        Settings.Secure.putIntForUser(mContext.getContentResolver(),
+                Settings.Secure.LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS, isChecked ? 1 : 0, userId);
+        return true;
+    }
+
+    @Override
+    public int getAvailabilityStatus() {
+        // hide work profile setting if no work profile
+        if (KEY_LOCKSCREEN_WORK_PROFILE_REDACT.equals(getPreferenceKey())
+                && mProfileUserId == UserHandle.USER_NULL) {
+            return CONDITIONALLY_UNAVAILABLE;
+        }
+
+        int userId = KEY_LOCKSCREEN_REDACT.equals(getPreferenceKey())
+                ? UserHandle.myUserId() : mProfileUserId;
+
+        // hide if lockscreen isn't secure for this user
+        final LockPatternUtils utils = FeatureFactory.getFactory(mContext)
+                .getSecurityFeatureProvider()
+                .getLockPatternUtils(mContext);
+        if (!utils.isSecure(userId)) {
+            return CONDITIONALLY_UNAVAILABLE;
+        }
+
+        // all notifs hidden? admin doesn't allow notifs or redacted notifs? disabled
+        if (!getLockscreenNotificationsEnabled(userId)
+                || !adminAllowsNotifications(userId)
+                || !adminAllowsUnredactedNotifications(userId)) {
+            return DISABLED_DEPENDENT_SETTING;
+        }
+
+        // specifically the work profile setting requires the work profile to be unlocked
+        if (KEY_LOCKSCREEN_WORK_PROFILE_REDACT.equals(getPreferenceKey())) {
+            if (mKm.isDeviceLocked(mProfileUserId)) {
+                return DISABLED_DEPENDENT_SETTING;
+            }
+        }
+
+        return AVAILABLE;
+    }
+
+    private boolean adminAllowsNotifications(int userId) {
+        final int dpmFlags = mDpm.getKeyguardDisabledFeatures(null/* admin */, userId);
+        return (dpmFlags & KEYGUARD_DISABLE_SECURE_NOTIFICATIONS) == 0;
+    }
+
+    private boolean adminAllowsUnredactedNotifications(int userId) {
+        final int dpmFlags = mDpm.getKeyguardDisabledFeatures(null/* admin */, userId);
+        return (dpmFlags & KEYGUARD_DISABLE_UNREDACTED_NOTIFICATIONS) == 0;
+    }
+
+    private boolean getAllowPrivateNotifications(int userId) {
+        return Settings.Secure.getIntForUser(mContext.getContentResolver(),
+                LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS, 1, userId) != 0;
+    }
+
+   private boolean getLockscreenNotificationsEnabled(int userId) {
+        return Settings.Secure.getIntForUser(mContext.getContentResolver(),
+                Settings.Secure.LOCK_SCREEN_SHOW_NOTIFICATIONS, 1, userId) != 0;
+    }
+}
diff --git a/src/com/android/settings/notification/ShowOnLockScreenNotificationPreferenceController.java b/src/com/android/settings/notification/ShowOnLockScreenNotificationPreferenceController.java
new file mode 100644
index 00000000000..5d08ac796d1
--- /dev/null
+++ b/src/com/android/settings/notification/ShowOnLockScreenNotificationPreferenceController.java
@@ -0,0 +1,160 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.notification;
+
+import static android.app.admin.DevicePolicyManager.KEYGUARD_DISABLE_SECURE_NOTIFICATIONS;
+
+import android.app.admin.DevicePolicyManager;
+import android.content.Context;
+import android.os.UserHandle;
+import android.provider.Settings;
+
+import com.android.settings.R;
+import com.android.settings.RestrictedListPreference;
+import com.android.settings.core.PreferenceControllerMixin;
+import com.android.settingslib.RestrictedLockUtils;
+import com.android.settingslib.RestrictedLockUtilsInternal;
+import com.android.settingslib.core.AbstractPreferenceController;
+
+import com.google.common.annotations.VisibleForTesting;
+
+import java.util.ArrayList;
+
+import androidx.preference.Preference;
+
+public class ShowOnLockScreenNotificationPreferenceController extends AbstractPreferenceController
+        implements PreferenceControllerMixin, Preference.OnPreferenceChangeListener {
+
+    private static final String TAG = "LockScreenNotifPref";
+
+    private final String mSettingKey;
+    private DevicePolicyManager mDpm;
+
+    public ShowOnLockScreenNotificationPreferenceController(Context context, String settingKey) {
+        super(context);
+        mSettingKey = settingKey;
+        mDpm = context.getSystemService(DevicePolicyManager.class);
+    }
+
+    @VisibleForTesting
+    void setDpm(DevicePolicyManager dpm) {
+        mDpm = dpm;
+    }
+
+    @Override
+    public String getPreferenceKey() {
+        return mSettingKey;
+    }
+
+    @Override
+    public boolean isAvailable() {
+        return true;
+    }
+
+    @Override
+    public void updateState(Preference preference) {
+        RestrictedListPreference pref = (RestrictedListPreference) preference;
+        pref.clearRestrictedItems();
+        ArrayList<CharSequence> entries = new ArrayList<>();
+        ArrayList<CharSequence> values = new ArrayList<>();
+
+        String showAllEntry =
+                mContext.getString(R.string.lock_screen_notifs_show_all);
+        String showAllEntryValue =
+                Integer.toString(R.string.lock_screen_notifs_show_all);
+        entries.add(showAllEntry);
+        values.add(showAllEntryValue);
+        setRestrictedIfNotificationFeaturesDisabled(pref, showAllEntry, showAllEntryValue,
+                KEYGUARD_DISABLE_SECURE_NOTIFICATIONS);
+
+        String alertingEntry = mContext.getString(R.string.lock_screen_notifs_show_alerting);
+        String alertingEntryValue = Integer.toString(R.string.lock_screen_notifs_show_alerting);
+        entries.add(alertingEntry);
+        values.add(alertingEntryValue);
+        setRestrictedIfNotificationFeaturesDisabled(pref, alertingEntry, alertingEntryValue,
+                KEYGUARD_DISABLE_SECURE_NOTIFICATIONS);
+
+        entries.add(mContext.getString(R.string.lock_screen_notifs_show_none));
+        values.add(Integer.toString(R.string.lock_screen_notifs_show_none));
+
+        pref.setEntries(entries.toArray(new CharSequence[entries.size()]));
+        pref.setEntryValues(values.toArray(new CharSequence[values.size()]));
+
+        if (!adminAllowsNotifications() || !getLockscreenNotificationsEnabled()) {
+            pref.setValue(Integer.toString(R.string.lock_screen_notifs_show_none));
+        } else if (!getLockscreenSilentNotificationsEnabled()) {
+            pref.setValue(Integer.toString(R.string.lock_screen_notifs_show_alerting));
+        } else {
+            pref.setValue(Integer.toString(R.string.lock_screen_notifs_show_all));
+        }
+
+        pref.setOnPreferenceChangeListener(this);
+
+        refreshSummary(preference);
+    }
+
+    @Override
+    public CharSequence getSummary() {
+        if (!adminAllowsNotifications() || !getLockscreenNotificationsEnabled()) {
+            return mContext.getString(R.string.lock_screen_notifs_show_none);
+        } else if (!getLockscreenSilentNotificationsEnabled()) {
+            return mContext.getString(R.string.lock_screen_notifs_show_alerting);
+        } else {
+            return mContext.getString(R.string.lock_screen_notifs_show_all);
+        }
+    }
+
+    @Override
+    public boolean onPreferenceChange(Preference preference, Object newValue) {
+        final int val = Integer.parseInt((String) newValue);
+        final boolean enabled = val != R.string.lock_screen_notifs_show_none;
+        final boolean show = val == R.string.lock_screen_notifs_show_all;
+        Settings.Secure.putInt(mContext.getContentResolver(),
+                Settings.Secure.LOCK_SCREEN_SHOW_SILENT_NOTIFICATIONS, show ? 1 : 0);
+        Settings.Secure.putInt(mContext.getContentResolver(),
+                Settings.Secure.LOCK_SCREEN_SHOW_NOTIFICATIONS, enabled ? 1 : 0);
+        refreshSummary(preference);
+        return true;
+    }
+
+    private void setRestrictedIfNotificationFeaturesDisabled(RestrictedListPreference pref,
+            CharSequence entry, CharSequence entryValue, int keyguardNotificationFeatures) {
+        RestrictedLockUtils.EnforcedAdmin admin =
+                RestrictedLockUtilsInternal.checkIfKeyguardFeaturesDisabled(
+                        mContext, keyguardNotificationFeatures, UserHandle.myUserId());
+        if (admin != null && pref != null) {
+            RestrictedListPreference.RestrictedItem item =
+                    new RestrictedListPreference.RestrictedItem(entry, entryValue, admin);
+            pref.addRestrictedItem(item);
+        }
+    }
+
+    private boolean adminAllowsNotifications() {
+        final int dpmFlags = mDpm.getKeyguardDisabledFeatures(null/* admin */);
+        return (dpmFlags & KEYGUARD_DISABLE_SECURE_NOTIFICATIONS) == 0;
+    }
+
+    private boolean getLockscreenNotificationsEnabled() {
+        return Settings.Secure.getInt(mContext.getContentResolver(),
+                Settings.Secure.LOCK_SCREEN_SHOW_NOTIFICATIONS, 0) != 0;
+    }
+
+    private boolean getLockscreenSilentNotificationsEnabled() {
+        return Settings.Secure.getInt(mContext.getContentResolver(),
+                Settings.Secure.LOCK_SCREEN_SHOW_SILENT_NOTIFICATIONS, 0) != 0;
+    }
+}
diff --git a/src/com/android/settings/panel/PanelFeatureProviderImpl.java b/src/com/android/settings/panel/PanelFeatureProviderImpl.java
index 67c300f5f0f..e6b0a231885 100644
--- a/src/com/android/settings/panel/PanelFeatureProviderImpl.java
+++ b/src/com/android/settings/panel/PanelFeatureProviderImpl.java
@@ -25,6 +25,10 @@ public class PanelFeatureProviderImpl implements PanelFeatureProvider {
 
     @Override
     public PanelContent getPanel(Context context, String panelType, String mediaPackageName) {
+        if (context == null) {
+            return null;
+        }
+
         switch (panelType) {
             case Settings.Panel.ACTION_INTERNET_CONNECTIVITY:
                 return InternetConnectivityPanel.create(context);
diff --git a/src/com/android/settings/panel/PanelFragment.java b/src/com/android/settings/panel/PanelFragment.java
index e9eeb8d2041..79d1ac592d9 100644
--- a/src/com/android/settings/panel/PanelFragment.java
+++ b/src/com/android/settings/panel/PanelFragment.java
@@ -170,6 +170,10 @@ public class PanelFragment extends Fragment {
                 .getPanelFeatureProvider()
                 .getPanel(activity, panelType, mediaPackageName);
 
+        if (mPanel == null) {
+            activity.finish();
+        }
+
         mMetricsProvider = FeatureFactory.getFactory(activity).getMetricsFeatureProvider();
 
         mPanelSlices.setLayoutManager(new LinearLayoutManager((activity)));
diff --git a/src/com/android/settings/sim/SimSelectNotification.java b/src/com/android/settings/sim/SimSelectNotification.java
index 911d0e84091..d228b6ea0c1 100644
--- a/src/com/android/settings/sim/SimSelectNotification.java
+++ b/src/com/android/settings/sim/SimSelectNotification.java
@@ -164,7 +164,8 @@ public class SimSelectNotification extends BroadcastReceiver {
                 .setSmallIcon(R.drawable.ic_sim_card_alert_white_48dp)
                 .setColor(context.getColor(R.color.sim_noitification))
                 .setContentTitle(resources.getText(R.string.sim_notification_title))
-                .setContentText(resources.getText(R.string.sim_notification_summary));
+                .setContentText(resources.getText(R.string.sim_notification_summary))
+                .setAutoCancel(true);
         Intent resultIntent = new Intent(Settings.ACTION_WIRELESS_SETTINGS);
         resultIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
         PendingIntent resultPendingIntent = PendingIntent.getActivity(context, 0, resultIntent,
@@ -197,7 +198,8 @@ public class SimSelectNotification extends BroadcastReceiver {
                         .setColor(context.getColor(R.color.sim_noitification))
                         .setContentTitle(titleString)
                         .setContentText(notificationSummary)
-                        .setStyle(new Notification.BigTextStyle().bigText(notificationSummary));
+                        .setStyle(new Notification.BigTextStyle().bigText(notificationSummary))
+                        .setAutoCancel(true);
 
         // Create the pending intent that will lead to the subscription setting page.
         Intent resultIntent = new Intent(Settings.ACTION_MMS_MESSAGE_SETTING);
diff --git a/tests/robotests/src/com/android/settings/deviceinfo/simstatus/SimStatusDialogControllerTest.java b/tests/robotests/src/com/android/settings/deviceinfo/simstatus/SimStatusDialogControllerTest.java
index 76c444e2c1a..0f39fc9a520 100644
--- a/tests/robotests/src/com/android/settings/deviceinfo/simstatus/SimStatusDialogControllerTest.java
+++ b/tests/robotests/src/com/android/settings/deviceinfo/simstatus/SimStatusDialogControllerTest.java
@@ -121,8 +121,8 @@ public class SimStatusDialogControllerTest {
         mLifecycle = new Lifecycle(mLifecycleOwner);
         mController = spy(new SimStatusDialogController(mDialog, mLifecycle, 0 /* phone id */));
         doReturn(mServiceState).when(mController).getCurrentServiceState();
-        doReturn(0).when(mController).getDbm(any());
-        doReturn(0).when(mController).getAsuLevel(any());
+        doReturn(0).when(mSignalStrength).getDbm();
+        doReturn(0).when(mSignalStrength).getAsuLevel();
         doReturn(mPhoneStateListener).when(mController).getPhoneStateListener();
         doReturn("").when(mController).getPhoneNumber();
         doReturn(mSignalStrength).when(mController).getSignalStrength();
@@ -136,6 +136,9 @@ public class SimStatusDialogControllerTest {
         ReflectionHelpers.setField(mController, "mEuiccManager", mEuiccManager);
         ReflectionHelpers.setField(mController, "mSubscriptionManager", mSubscriptionManager);
         when(mCarrierConfigManager.getConfigForSubId(anyInt())).thenReturn(mPersistableBundle);
+        when(mPersistableBundle.getBoolean(
+                CarrierConfigManager.KEY_SHOW_SIGNAL_STRENGTH_IN_SIM_STATUS_BOOL))
+                .thenReturn(true);
 
         final ShadowPackageManager shadowPackageManager =
             Shadows.shadowOf(RuntimeEnvironment.application.getPackageManager());
@@ -228,8 +231,8 @@ public class SimStatusDialogControllerTest {
     public void initialize_updateSignalStrengthWith50_shouldUpdateSignalStrengthTo50() {
         final int signalDbm = 50;
         final int signalAsu = 50;
-        doReturn(signalDbm).when(mController).getDbm(mSignalStrength);
-        doReturn(signalAsu).when(mController).getAsuLevel(mSignalStrength);
+        doReturn(signalDbm).when(mSignalStrength).getDbm();
+        doReturn(signalAsu).when(mSignalStrength).getAsuLevel();
         when(mPersistableBundle.getBoolean(
                 CarrierConfigManager.KEY_SHOW_SIGNAL_STRENGTH_IN_SIM_STATUS_BOOL)).thenReturn(true);
 
@@ -249,8 +252,8 @@ public class SimStatusDialogControllerTest {
 
         final int signalDbm = 50;
         final int signalAsu = 50;
-        doReturn(signalDbm).when(mController).getDbm(mSignalStrength);
-        doReturn(signalAsu).when(mController).getAsuLevel(mSignalStrength);
+        doReturn(signalDbm).when(mSignalStrength).getDbm();
+        doReturn(signalAsu).when(mSignalStrength).getAsuLevel();
         when(mPersistableBundle.getBoolean(
                 CarrierConfigManager.KEY_SHOW_SIGNAL_STRENGTH_IN_SIM_STATUS_BOOL)).thenReturn(true);
 
@@ -415,4 +418,11 @@ public class SimStatusDialogControllerTest {
         verify(mDialog).removeSettingFromScreen(IMS_REGISTRATION_STATE_LABEL_ID);
         verify(mDialog).removeSettingFromScreen(IMS_REGISTRATION_STATE_VALUE_ID);
     }
+
+    @Test
+    public void initialize_nullSignalStrength_noCrash() {
+        doReturn(null).when(mController).getSignalStrength();
+        // we should not crash when running the following line
+        mController.initialize();
+    }
 }
diff --git a/tests/robotests/src/com/android/settings/notification/ConfigureNotificationSettingsTest.java b/tests/robotests/src/com/android/settings/notification/ConfigureNotificationSettingsTest.java
index 69102971f17..523b496f648 100644
--- a/tests/robotests/src/com/android/settings/notification/ConfigureNotificationSettingsTest.java
+++ b/tests/robotests/src/com/android/settings/notification/ConfigureNotificationSettingsTest.java
@@ -16,14 +16,7 @@
 
 package com.android.settings.notification;
 
-import static com.android.settings.notification.ConfigureNotificationSettings.KEY_LOCKSCREEN;
-import static com.android.settings.notification.ConfigureNotificationSettings
-        .KEY_LOCKSCREEN_WORK_PROFILE;
-import static com.android.settings.notification.ConfigureNotificationSettings
-        .KEY_LOCKSCREEN_WORK_PROFILE_HEADER;
-import static com.android.settings.notification.ConfigureNotificationSettings.KEY_SWIPE_DOWN;
-import static com.android.settings.notification.ConfigureNotificationSettings
-        .SUMMARY_PROVIDER_FACTORY;
+import static com.android.settings.notification.ConfigureNotificationSettings.SUMMARY_PROVIDER_FACTORY;
 
 import static com.google.common.truth.Truth.assertThat;
 
@@ -37,8 +30,6 @@ import android.app.Activity;
 
 import com.android.settings.dashboard.SummaryLoader;
 import com.android.settings.notification.ConfigureNotificationSettings.SummaryProvider;
-import com.android.settings.testutils.shadow.ShadowLockPatternUtils;
-import com.android.settings.testutils.shadow.ShadowUtils;
 
 import org.junit.Before;
 import org.junit.Test;
@@ -46,10 +37,6 @@ import org.junit.runner.RunWith;
 import org.mockito.ArgumentCaptor;
 import org.robolectric.Robolectric;
 import org.robolectric.RobolectricTestRunner;
-import org.robolectric.RuntimeEnvironment;
-import org.robolectric.annotation.Config;
-
-import java.util.List;
 
 @RunWith(RobolectricTestRunner.class)
 public class ConfigureNotificationSettingsTest {
@@ -61,20 +48,6 @@ public class ConfigureNotificationSettingsTest {
         mActivity = spy(Robolectric.buildActivity(Activity.class).get());
     }
 
-    @Test
-    @Config(shadows = {
-            ShadowUtils.class,
-            ShadowLockPatternUtils.class
-    })
-    public void getNonIndexableKeys_shouldContainLockScreenPrefs() {
-        final List<String> keys = ConfigureNotificationSettings.SEARCH_INDEX_DATA_PROVIDER
-                .getNonIndexableKeys(RuntimeEnvironment.application);
-
-        assertThat(keys).containsAllOf(
-                KEY_SWIPE_DOWN, KEY_LOCKSCREEN, KEY_LOCKSCREEN_WORK_PROFILE,
-                KEY_LOCKSCREEN_WORK_PROFILE_HEADER);
-    }
-
     @Test
     public void getSummary_noneBlocked() {
         SummaryLoader loader = mock(SummaryLoader.class);
diff --git a/tests/robotests/src/com/android/settings/notification/RedactNotificationPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/notification/RedactNotificationPreferenceControllerTest.java
new file mode 100644
index 00000000000..49f6bd6a420
--- /dev/null
+++ b/tests/robotests/src/com/android/settings/notification/RedactNotificationPreferenceControllerTest.java
@@ -0,0 +1,301 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.notification;
+
+import static android.app.admin.DevicePolicyManager.KEYGUARD_DISABLE_SECURE_NOTIFICATIONS;
+import static android.app.admin.DevicePolicyManager.KEYGUARD_DISABLE_UNREDACTED_NOTIFICATIONS;
+import static android.provider.Settings.Secure.LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS;
+import static android.provider.Settings.Secure.LOCK_SCREEN_SHOW_NOTIFICATIONS;
+
+import static com.android.settings.core.BasePreferenceController.AVAILABLE;
+import static com.android.settings.core.BasePreferenceController.CONDITIONALLY_UNAVAILABLE;
+import static com.android.settings.core.BasePreferenceController.DISABLED_DEPENDENT_SETTING;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.ArgumentMatchers.anyInt;
+import static org.mockito.ArgumentMatchers.anyString;
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import android.app.KeyguardManager;
+import android.app.admin.DevicePolicyManager;
+import android.content.Context;
+import android.os.UserHandle;
+import android.os.UserManager;
+import android.provider.Settings;
+import android.service.notification.Adjustment;
+
+import com.android.internal.widget.LockPatternUtils;
+import com.android.settings.testutils.FakeFeatureFactory;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import androidx.preference.Preference;
+import androidx.preference.PreferenceScreen;
+
+@RunWith(RobolectricTestRunner.class)
+public class RedactNotificationPreferenceControllerTest {
+
+    @Mock
+    private DevicePolicyManager mDpm;
+    @Mock
+    UserManager mUm;
+    @Mock
+    KeyguardManager mKm;
+    @Mock
+    private PreferenceScreen mScreen;
+    @Mock
+    private LockPatternUtils mLockPatternUtils;
+    @Mock
+    private Context mMockContext;
+
+    private Context mContext;
+    private RedactNotificationPreferenceController mController;
+    private RedactNotificationPreferenceController mWorkController;
+    private Preference mPreference;
+    private Preference mWorkPreference;
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+        mContext = RuntimeEnvironment.application;
+
+        FakeFeatureFactory featureFactory = FakeFeatureFactory.setupForTest();
+        when(featureFactory.securityFeatureProvider.getLockPatternUtils(mMockContext))
+                .thenReturn(mLockPatternUtils);
+        when(mMockContext.getContentResolver()).thenReturn(mContext.getContentResolver());
+        when(mMockContext.getSystemService(UserManager.class)).thenReturn(mUm);
+        when(mMockContext.getSystemService(DevicePolicyManager.class)).thenReturn(mDpm);
+        when(mMockContext.getSystemService(KeyguardManager.class)).thenReturn(mKm);
+        when(mUm.getProfileIdsWithDisabled(anyInt())).thenReturn(new int[] {10});
+
+        mController = new RedactNotificationPreferenceController(
+                mMockContext, RedactNotificationPreferenceController.KEY_LOCKSCREEN_REDACT);
+        mPreference = new Preference(mContext);
+        mPreference.setKey(mController.getPreferenceKey());
+        when(mScreen.findPreference(
+                mController.getPreferenceKey())).thenReturn(mPreference);
+
+        mWorkController = new RedactNotificationPreferenceController(mMockContext,
+                RedactNotificationPreferenceController.KEY_LOCKSCREEN_WORK_PROFILE_REDACT);
+        mWorkPreference = new Preference(mContext);
+        mWorkPreference.setKey(mWorkController.getPreferenceKey());
+        when(mScreen.findPreference(
+                mWorkController.getPreferenceKey())).thenReturn(mWorkPreference);
+    }
+
+    @Test
+    public void getAvailabilityStatus_noSecureLockscreen() {
+        when(mLockPatternUtils.isSecure(anyInt())).thenReturn(false);
+        Settings.Secure.putIntForUser(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_NOTIFICATIONS,
+                1, 0);
+        Settings.Secure.putIntForUser(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_NOTIFICATIONS,
+                1, 10);
+
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(CONDITIONALLY_UNAVAILABLE);
+        assertThat(mWorkController.getAvailabilityStatus()).isEqualTo(CONDITIONALLY_UNAVAILABLE);
+    }
+
+    @Test
+    public void getAvailabilityStatus_noWorkProfile() {
+        // reset controllers with no work profile
+        when(mUm.getProfileIdsWithDisabled(anyInt())).thenReturn(new int[] {UserHandle.USER_NULL});
+        mWorkController = new RedactNotificationPreferenceController(mMockContext,
+                RedactNotificationPreferenceController.KEY_LOCKSCREEN_WORK_PROFILE_REDACT);
+        mController = new RedactNotificationPreferenceController(mMockContext,
+                RedactNotificationPreferenceController.KEY_LOCKSCREEN_REDACT);
+
+        // should otherwise show
+        when(mLockPatternUtils.isSecure(anyInt())).thenReturn(true);
+        Settings.Secure.putIntForUser(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_NOTIFICATIONS,
+                1, 0);
+
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(AVAILABLE);
+        assertThat(mWorkController.getAvailabilityStatus()).isEqualTo(CONDITIONALLY_UNAVAILABLE);
+    }
+
+    @Test
+    public void getAvailabilityStatus_adminSaysNoRedaction() {
+        when(mDpm.getKeyguardDisabledFeatures(eq(null), anyInt())).thenReturn(
+                KEYGUARD_DISABLE_UNREDACTED_NOTIFICATIONS);
+
+        // should otherwise show
+        when(mLockPatternUtils.isSecure(anyInt())).thenReturn(true);
+        Settings.Secure.putIntForUser(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_NOTIFICATIONS,
+                1, 0);
+        Settings.Secure.putIntForUser(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_NOTIFICATIONS,
+                1, 10);
+
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(DISABLED_DEPENDENT_SETTING);
+        assertThat(mWorkController.getAvailabilityStatus()).isEqualTo(DISABLED_DEPENDENT_SETTING);
+    }
+
+    @Test
+    public void getAvailabilityStatus_adminSaysNoNotifications() {
+        when(mDpm.getKeyguardDisabledFeatures(eq(null), anyInt())).thenReturn(
+                KEYGUARD_DISABLE_SECURE_NOTIFICATIONS);
+
+        // should otherwise show
+        when(mLockPatternUtils.isSecure(anyInt())).thenReturn(true);
+        Settings.Secure.putIntForUser(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_NOTIFICATIONS,
+                1, 0);
+        Settings.Secure.putIntForUser(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_NOTIFICATIONS,
+                1, 10);
+
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(DISABLED_DEPENDENT_SETTING);
+        assertThat(mWorkController.getAvailabilityStatus()).isEqualTo(DISABLED_DEPENDENT_SETTING);
+    }
+
+    @Test
+    public void getAvailabilityStatus_noNotifications() {
+        when(mLockPatternUtils.isSecure(anyInt())).thenReturn(true);
+
+        Settings.Secure.putIntForUser(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_NOTIFICATIONS,
+                0, 0);
+        Settings.Secure.putIntForUser(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_NOTIFICATIONS,
+                0, 10);
+
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(DISABLED_DEPENDENT_SETTING);
+        assertThat(mWorkController.getAvailabilityStatus()).isEqualTo(DISABLED_DEPENDENT_SETTING);
+    }
+
+    @Test
+    public void getAvailabilityStatus_workProfileLocked() {
+        // should otherwise show
+        when(mLockPatternUtils.isSecure(anyInt())).thenReturn(true);
+        Settings.Secure.putIntForUser(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_NOTIFICATIONS,
+                1, 0);
+        Settings.Secure.putIntForUser(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_NOTIFICATIONS,
+                1, 10);
+
+        when(mKm.isDeviceLocked(10)).thenReturn(true);
+
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(AVAILABLE);
+        assertThat(mWorkController.getAvailabilityStatus()).isEqualTo(DISABLED_DEPENDENT_SETTING);
+    }
+
+    @Test
+    public void getAvailabilityStatus_show() {
+        // should otherwise show
+        when(mLockPatternUtils.isSecure(anyInt())).thenReturn(true);
+        Settings.Secure.putIntForUser(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_NOTIFICATIONS,
+                1, 0);
+        Settings.Secure.putIntForUser(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_NOTIFICATIONS,
+                1, 10);
+
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(AVAILABLE);
+        assertThat(mWorkController.getAvailabilityStatus()).isEqualTo(AVAILABLE);
+    }
+
+    @Test
+    public void isChecked() {
+        Settings.Secure.putIntForUser(mContext.getContentResolver(),
+                LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS,
+                1, 0);
+
+        assertThat(mController.isChecked()).isTrue();
+
+        Settings.Secure.putIntForUser(mContext.getContentResolver(),
+                LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS,
+                0, 0);
+
+        assertThat(mController.isChecked()).isFalse();
+    }
+
+    @Test
+    public void isChecked_work() {
+        Settings.Secure.putIntForUser(mContext.getContentResolver(),
+                LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS,
+                1, 10);
+
+        assertThat(mWorkController.isChecked()).isTrue();
+
+        Settings.Secure.putIntForUser(mContext.getContentResolver(),
+                LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS,
+                0, 10);
+
+        assertThat(mWorkController.isChecked()).isFalse();
+    }
+
+    @Test
+    public void setChecked_false() throws Exception {
+        Settings.Secure.putIntForUser(mContext.getContentResolver(),
+                LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS,
+                1, 0);
+
+        mController.setChecked(false);
+        assertThat(Settings.Secure.getIntForUser(
+                mContext.getContentResolver(), LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS, 0))
+                .isEqualTo(0);
+    }
+
+    @Test
+    public void setChecked_workProfile_false() throws Exception {
+        Settings.Secure.putIntForUser(mContext.getContentResolver(),
+                LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS,
+                1, 10);
+
+        mWorkController.setChecked(false);
+        assertThat(Settings.Secure.getIntForUser(
+                mContext.getContentResolver(), LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS, 10))
+                .isEqualTo(0);
+    }
+
+    @Test
+    public void setChecked_true() throws Exception {
+        Settings.Secure.putIntForUser(mContext.getContentResolver(),
+                LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS,
+                0, 0);
+        Settings.Secure.putIntForUser(mContext.getContentResolver(),
+                LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS,
+                0, 10);
+
+        mController.setChecked(true);
+        mWorkController.setChecked(true);
+        assertThat(Settings.Secure.getIntForUser(
+                mContext.getContentResolver(), LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS, 10))
+                .isEqualTo(1);
+        assertThat(Settings.Secure.getIntForUser(
+                mContext.getContentResolver(), LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS, 0))
+                .isEqualTo(1);
+    }
+}
+
diff --git a/tests/robotests/src/com/android/settings/notification/ShowOnLockscreenNotificationPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/notification/ShowOnLockscreenNotificationPreferenceControllerTest.java
new file mode 100644
index 00000000000..6907051ea86
--- /dev/null
+++ b/tests/robotests/src/com/android/settings/notification/ShowOnLockscreenNotificationPreferenceControllerTest.java
@@ -0,0 +1,224 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.notification;
+
+import static android.app.admin.DevicePolicyManager.KEYGUARD_DISABLE_SECURE_NOTIFICATIONS;
+import static android.provider.Settings.Secure.LOCK_SCREEN_SHOW_NOTIFICATIONS;
+import static android.provider.Settings.Secure.LOCK_SCREEN_SHOW_SILENT_NOTIFICATIONS;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.Mockito.when;
+
+import android.app.admin.DevicePolicyManager;
+import android.content.Context;
+import android.provider.Settings;
+
+import com.android.settings.R;
+import com.android.settings.RestrictedListPreference;
+import com.android.settings.testutils.shadow.ShadowRestrictedLockUtilsInternal;
+import com.android.settings.testutils.shadow.ShadowUserManager;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Answers;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.Robolectric;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
+import org.robolectric.Shadows;
+import org.robolectric.annotation.Config;
+
+import androidx.preference.PreferenceScreen;
+
+@RunWith(RobolectricTestRunner.class)
+@Config(shadows = {ShadowUserManager.class, ShadowRestrictedLockUtilsInternal.class})
+public class ShowOnLockscreenNotificationPreferenceControllerTest {
+
+    private Context mContext;
+    @Mock(answer = Answers.RETURNS_DEEP_STUBS)
+    private PreferenceScreen mScreen;
+    @Mock
+    DevicePolicyManager mDpm;
+
+    private ShowOnLockScreenNotificationPreferenceController mController;
+    private RestrictedListPreference mPreference;
+
+    private static final String KEY = "key";
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+        mContext = RuntimeEnvironment.application;
+        mController = new ShowOnLockScreenNotificationPreferenceController(mContext, KEY);
+        mPreference = new RestrictedListPreference(
+                mContext, Robolectric.buildAttributeSet().build());
+        mPreference.setKey(mController.getPreferenceKey());
+        when(mScreen.findPreference(mPreference.getKey())).thenReturn(mPreference);
+        mController.setDpm(mDpm);
+    }
+
+    @Test
+    public void display_shouldDisplay() {
+        assertThat(mPreference.isVisible()).isTrue();
+    }
+
+    @Test
+    public void updateState_noNotifsOnLockscreen() {
+        Settings.Secure.putInt(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_NOTIFICATIONS,
+                0);
+        // should be ignored
+        Settings.Secure.putInt(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_SILENT_NOTIFICATIONS,
+                1);
+
+        mController.updateState(mPreference);
+
+        assertThat(mPreference.getValue()).isEqualTo(
+                String.valueOf(R.string.lock_screen_notifs_show_none));
+
+        assertThat(mPreference.getSummary())
+                .isEqualTo(mContext.getString(R.string.lock_screen_notifs_show_none));
+    }
+
+    @Test
+    public void updateState_alertingNotifsOnLockscreen() {
+        Settings.Secure.putInt(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_NOTIFICATIONS,
+                1);
+        Settings.Secure.putInt(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_SILENT_NOTIFICATIONS,
+                0);
+
+        mController.updateState(mPreference);
+
+        assertThat(mPreference.getValue()).isEqualTo(
+                String.valueOf(R.string.lock_screen_notifs_show_alerting));
+        assertThat(mPreference.getSummary())
+                .isEqualTo(mContext.getString(R.string.lock_screen_notifs_show_alerting));
+    }
+
+    @Test
+    public void updateState_allNotifsOnLockscreen() {
+        Settings.Secure.putInt(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_NOTIFICATIONS,
+                1);
+        Settings.Secure.putInt(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_SILENT_NOTIFICATIONS,
+                1);
+
+        mController.updateState(mPreference);
+
+        assertThat(mPreference.getValue()).isEqualTo(
+                String.valueOf(R.string.lock_screen_notifs_show_all));
+        assertThat(mPreference.getSummary())
+                .isEqualTo(mContext.getString(R.string.lock_screen_notifs_show_all));
+    }
+
+    @Test
+    public void updateState_dpmSaysNo() {
+        Settings.Secure.putInt(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_NOTIFICATIONS,
+                1);
+        Settings.Secure.putInt(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_SILENT_NOTIFICATIONS,
+                1);
+
+        when(mDpm.getKeyguardDisabledFeatures(null))
+                .thenReturn(KEYGUARD_DISABLE_SECURE_NOTIFICATIONS);
+        ShadowRestrictedLockUtilsInternal.setKeyguardDisabledFeatures(
+                KEYGUARD_DISABLE_SECURE_NOTIFICATIONS);
+
+        mController.updateState(mPreference);
+
+        assertThat(mPreference.getValue()).isEqualTo(
+                String.valueOf(R.string.lock_screen_notifs_show_none));
+        assertThat(mPreference.getSummary())
+                .isEqualTo(mContext.getString(R.string.lock_screen_notifs_show_none));
+
+        assertThat(mPreference.isRestrictedForEntry(
+                mContext.getString(R.string.lock_screen_notifs_show_all))).isTrue();
+        assertThat(mPreference.isRestrictedForEntry(
+                mContext.getString(R.string.lock_screen_notifs_show_alerting))).isTrue();
+    }
+
+    @Test
+    public void onPreferenceChange_allToAlerting() {
+        Settings.Secure.putInt(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_NOTIFICATIONS,
+                1);
+        Settings.Secure.putInt(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_SILENT_NOTIFICATIONS,
+                1);
+
+        mController.onPreferenceChange(mPreference,
+                Integer.toString(R.string.lock_screen_notifs_show_alerting));
+
+        assertThat(Settings.Secure.getInt(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_NOTIFICATIONS, 1)).isEqualTo(1);
+        assertThat(Settings.Secure.getInt(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_SILENT_NOTIFICATIONS, 1)).isEqualTo(0);
+
+        assertThat(mPreference.getSummary())
+                .isEqualTo(mContext.getString(R.string.lock_screen_notifs_show_alerting));
+    }
+
+    @Test
+    public void onPreferenceChange_noneToAll() {
+        Settings.Secure.putInt(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_NOTIFICATIONS,
+                0);
+        Settings.Secure.putInt(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_SILENT_NOTIFICATIONS,
+                0);
+
+        mController.onPreferenceChange(mPreference,
+                Integer.toString(R.string.lock_screen_notifs_show_all));
+
+        assertThat(Settings.Secure.getInt(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_NOTIFICATIONS, 1)).isEqualTo(1);
+        assertThat(Settings.Secure.getInt(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_SILENT_NOTIFICATIONS, 1)).isEqualTo(1);
+
+        assertThat(mPreference.getSummary())
+                .isEqualTo(mContext.getString(R.string.lock_screen_notifs_show_all));
+    }
+
+    @Test
+    public void onPreferenceChange_alertingToNone() {
+        Settings.Secure.putInt(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_NOTIFICATIONS,
+                1);
+        Settings.Secure.putInt(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_SILENT_NOTIFICATIONS,
+                0);
+
+        mController.onPreferenceChange(mPreference,
+                Integer.toString(R.string.lock_screen_notifs_show_none));
+
+        assertThat(Settings.Secure.getInt(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_NOTIFICATIONS, 1)).isEqualTo(0);
+        assertThat(Settings.Secure.getInt(mContext.getContentResolver(),
+                LOCK_SCREEN_SHOW_SILENT_NOTIFICATIONS, 1)).isEqualTo(0);
+
+        assertThat(mPreference.getSummary())
+                .isEqualTo(mContext.getString(R.string.lock_screen_notifs_show_none));
+    }
+}