Apple watch "other" data removal
How do I delete 'Other" data from iWatch?
To free storage space on Watch -
Using the Watch app on the paired iPhone, unpair the watch. Then repair the watch. Doing so frees up storage space by deleting temporary files, corrupted files and then reindexing the filing system.
M1 Mac mini, macOS 13.4; Watch, series 7 GPS/cellular, watchOS 9.5; iPad Pro 2nd Gen, iPadOS 16.5; iPhone 12 Pro, iOS 16.5; TV 4th Gen, tvOS 16.5; HomePods, audioOS 16.5 and Airport Express w/ Airplay 2