1. Find "App notifications"
Slide your finger downwards starting from the top of the screen.
Press the settings icon.
Press Apps & notifications.
Press Notifications.
Press App notifications.
2. Turn notifications on or off
Press See all ‹› apps .
Press the required app.
Press the indicator to turn the function on or off.
3. Return to the home screen
Press the Home key to return to the home screen.