How to enable pressing the power button to end calls in Android 11

1. To access the Accessibility features on your Android device open the Settings app .
2. In the Settings app, scroll down and select Accessibility from the list.
   
3. On the Accessibility screen, scroll down to the Interaction controls section.
4. Set the toggle switch for Power button ends call to On.
   
5. You can now end calls by pressing the power button on your device.

Note: we have written these instructions for devices running the standard version of the Android operating system. You may find some minor presentation differences if the manufacturer has customised the theme.