diff --git a/src/com/android/settings/connecteddevice/stylus/StylusDevicesController.java b/src/com/android/settings/connecteddevice/stylus/StylusDevicesController.java
index 0081d87709b..bf2fdda88ff 100644
--- a/src/com/android/settings/connecteddevice/stylus/StylusDevicesController.java
+++ b/src/com/android/settings/connecteddevice/stylus/StylusDevicesController.java
@@ -22,6 +22,7 @@ import android.content.Intent;
 import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageManager;
 import android.provider.Settings;
+import android.provider.Settings.Secure;
 import android.util.Log;
 import android.view.InputDevice;
 
@@ -125,6 +126,8 @@ public class StylusDevicesController extends AbstractPreferenceController implem
         pref.setTitle(mContext.getString(R.string.stylus_ignore_button));
         pref.setIcon(R.drawable.ic_block);
         pref.setOnPreferenceClickListener(this);
+        pref.setChecked(Settings.Secure.getInt(mContext.getContentResolver(),
+                Settings.Secure.STYLUS_BUTTONS_DISABLED, 0) == 1);
         return pref;
     }
 
@@ -147,7 +150,9 @@ public class StylusDevicesController extends AbstractPreferenceController implem
                         ((SwitchPreference) preference).isChecked() ? 1 : 0);
                 break;
             case KEY_IGNORE_BUTTON:
-                // TODO(b/251199452): to turn off stylus button presses
+                Settings.Secure.putInt(mContext.getContentResolver(),
+                        Secure.STYLUS_BUTTONS_DISABLED,
+                        ((SwitchPreference) preference).isChecked() ? 1 : 0);
                 break;
         }
         return true;
diff --git a/tests/robotests/src/com/android/settings/connecteddevice/stylus/StylusDevicesControllerTest.java b/tests/robotests/src/com/android/settings/connecteddevice/stylus/StylusDevicesControllerTest.java
index f704f2d7a0b..b1ca911eecf 100644
--- a/tests/robotests/src/com/android/settings/connecteddevice/stylus/StylusDevicesControllerTest.java
+++ b/tests/robotests/src/com/android/settings/connecteddevice/stylus/StylusDevicesControllerTest.java
@@ -32,6 +32,7 @@ import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageManager;
 import android.os.UserHandle;
 import android.provider.Settings;
+import android.provider.Settings.Secure;
 import android.view.InputDevice;
 import android.view.inputmethod.InputMethodManager;
 
@@ -227,6 +228,42 @@ public class StylusDevicesControllerTest {
                 Settings.Global.STYLUS_HANDWRITING_ENABLED, -1)).isEqualTo(1);
     }
 
+    @Test
+    public void buttonsPreference_checkedWhenFlagTrue() {
+        Settings.Secure.putInt(mContext.getContentResolver(),
+                Settings.Secure.STYLUS_BUTTONS_DISABLED, 1);
+
+        showScreen(mController);
+        SwitchPreference buttonsPref = (SwitchPreference) mPreferenceContainer.getPreference(2);
+
+        assertThat(buttonsPref.isChecked()).isEqualTo(true);
+    }
+
+    @Test
+    public void buttonsPreference_uncheckedWhenFlagFalse() {
+        Settings.Secure.putInt(mContext.getContentResolver(),
+                Settings.Secure.STYLUS_BUTTONS_DISABLED, 0);
+
+        showScreen(mController);
+        SwitchPreference buttonsPref = (SwitchPreference) mPreferenceContainer.getPreference(2);
+
+        assertThat(buttonsPref.isChecked()).isEqualTo(false);
+    }
+
+    @Test
+    public void buttonsPreference_updatesFlagOnClick() {
+        Settings.Secure.putInt(mContext.getContentResolver(),
+                Settings.Secure.STYLUS_BUTTONS_DISABLED, 1);
+        showScreen(mController);
+        SwitchPreference buttonsPref = (SwitchPreference) mPreferenceContainer.getPreference(2);
+
+        buttonsPref.performClick();
+
+        assertThat(buttonsPref.isChecked()).isEqualTo(false);
+        assertThat(Settings.Secure.getInt(mContext.getContentResolver(),
+                Secure.STYLUS_BUTTONS_DISABLED, -1)).isEqualTo(0);
+    }
+
     private void showScreen(StylusDevicesController controller) {
         controller.displayPreference(mScreen);
     }