To fully turn off the notification, move theAllow Notificationsslider tooff/white.
If you decide you do want the keyboard, move this slider back to on/green.
That’s why Apple allows you to use your iPhone’s keyboard to enter text into the Apple Watch.
Turn on Silent Mode by swiping up from the bottom of your Apple Watch screen and then tapping thebellicon.
Alternatively, open theWatchicon on your iPhone, and then selectSounds & Haptics.
At the top of the next screen, turn the switch next toSilent Modeto on/green.