Google Pixel Watch 3
Turning automatic screen activation on or off
You can set the screen on your smartwatch to activate automatically when you lift your wrist with your smartwatch.
Slide your finger downwards starting from the top of the screen.
Press the settings icon.
Press Gestures.
Press the indicator next to "Tilt-to-wake" to turn the function on or off.
If you turn on the function, press the confirm icon..
Press the crown to return to the home screen.