Merge "CDD: Clarify default dialer language" into pi-dev
diff --git a/3_software/3_2_soft-api-compatibility.md b/3_software/3_2_soft-api-compatibility.md
index b414414..68a9fcc 100644
--- a/3_software/3_2_soft-api-compatibility.md
+++ b/3_software/3_2_soft-api-compatibility.md
@@ -371,6 +371,9 @@
 https://developer.android.com/reference/android/telecom/TelecomManager.html#ACTION_CHANGE_DEFAULT_DIALER)
 intent to show a dialog to allow the user to change the default Phone
 application.
+    *    MUST use the user-selected default Phone app's UI for incoming and
+    outgoing calls except for emergency calls, which would use the
+    preloaded Phone app.
 
 *   [C-2-3] MUST honor the [android.telecom.action.CHANGE_PHONE_ACCOUNTS](
 https://developer.android.com/reference/android/telecom/TelecomManager.html#ACTION_CHANGE_PHONE_ACCOUNTS)