Google maps are not installed on apple watch (series 7)!!!
Most of the time they show black screen while vibrating. When doing a screenshot, then it starts showing Gmaps directions.
Apple Watch Series 7, watchOS 11
the watch show noficiation for all stuff that the iphone (what is installed on the watch itself is irrelevant) oterhwise would so that is where you need to look
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Notifications on your Apple Watch - Apple Support
Change notification settings on Apple Watch - Apple Support
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How to stop iwatch showing google maps directions?
