Google Pixel Watch 3
Turning mobile data on or off
You can limit your data usage by turning off mobile data. You'll then not be able to access the internet using the mobile network. You can still use Wi-Fi even though mobile data is turned off.
Slide your finger downwards starting from the top of the screen.
Press the settings icon.
Press Connectivity.
Press Mobile.
Press Mobile.
Press the required setting to turn mobile data on or off.
Press the confirm icon.
Press the crown to return to the home screen.