diff --git a/res/xml/mobile_network_settings.xml b/res/xml/mobile_network_settings.xml
index fe614249611..0bb79d276e1 100644
--- a/res/xml/mobile_network_settings.xml
+++ b/res/xml/mobile_network_settings.xml
@@ -37,12 +37,14 @@
         <ListPreference
             android:key="calls_preference"
             android:title="@string/calls_preference"
+            android:enabled="false"
             settings:controller="com.android.settings.network.telephony.CallsDefaultSubscriptionController"
             settings:allowDividerAbove="true"/>
 
         <ListPreference
             android:key="sms_preference"
             android:title="@string/sms_preference"
+            android:enabled="false"
             settings:controller="com.android.settings.network.telephony.SmsDefaultSubscriptionController"/>
 
         <Preference
diff --git a/res/xml/network_provider_calls_sms.xml b/res/xml/network_provider_calls_sms.xml
index 8d155781991..7f2ba8ab8c4 100644
--- a/res/xml/network_provider_calls_sms.xml
+++ b/res/xml/network_provider_calls_sms.xml
@@ -26,6 +26,7 @@
         settings:controller="com.android.settings.network.telephony.CallsDefaultSubscriptionController"
         android:order="10"
         android:icon="@drawable/ic_phone"
+        android:enabled="false"
         />
 
     <ListPreference
@@ -34,6 +35,7 @@
         settings:controller="com.android.settings.network.telephony.SmsDefaultSubscriptionController"
         android:order="15"
         android:icon="@drawable/ic_sms"
+        android:enabled="false"
         />
 
     <PreferenceCategory