Configure Advanced Settings

Tap to open the main menu. From the main menu, go to Settings > Advanced Settings to see the following options:

Option Functionality
Prevent Auto-lock This setting prevents locking the screen while you are on a call using the app. On Android devices without a passcode enabled, on receiving an incoming call, the device automatically opens and offers the call.
Dim screen during calls You can enable this feature to dim the screen while you are an a call.
External Dial Prefix Enter the number required by your iPBX to dial out to an external number.
Emergency calls via cellular Enable to dial the emergency number 911 through your standard cellular network.
Enable software echo cancellation Provides echo cancellation on Android devices without built-in echo cancellation.

Note: Synchronization may impact performance if your contact directory is large.

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