Apple Watch 6 looks set to track sleep, but watchOS 7 may not work with your watch
Apple Watch 6 looks set to track sleep, but watchOS 7 may not work with your watch
Mar 31, 2020, 10:13am UTC
https://www.techradar.com/news/apple-watch-6-looks-set-to-track-sleep-but-watchos-7-may-not-work-with-your-watch