You can enter the application settings menu by swiping to the right or pressing the burger button 
in the upper left corner.
In the app settings for the IOS system, you have access to the following options:
- auto ending a call when you press the lock open button;
- opening the lock via Bluetooth when you turn on the smartphone screen and the lock is detected;
- Bluetooth sensitivity setting;
- setting the timeout after which it will be possible to open the lock (via Bluetooth) again when approaching it;
- enabling/disabling collapsed banners that change notifications form (they are not full-screen);
- enabling/disabling the video full-screen option during a call (1st example is video full-screen enabled; in 2nd screen is disabled);
Also, in the IOS settings for the app, you can configure the app rights, language and enable/disable CallKit notifications.
With enabled CallKit notifications, calls from an app look similar to a simple (system) phone call. If the parameter is disabled, you get a notification as shown on the 2nd screen.
In the app settings for the Android system, you have access to such options as:
- auto ending a call when you press the lock open button;
- opening the lock via Bluetooth when you turn on the smartphone screen and the lock is detected;
- enabling/disabling hands-free mode that allows opening the lock via Bluetooth when you turn on the smartphone screen (and the lock is detected);
- enabling/disabling showing overlay outside of the app. This feature allows calls and notifications over other apps that you are using or when your phone is blocked (with enabled parameter incoming call on your lock screen is look like the 1st example, and 2nd one shows a notification with disabled parameter);
