After updating to iOS 14 many iPhone 11 Pro users are facing issue that Apple watch is not synching with iPhone Activty app. The issue started with iOS 14 and no such issue like Apple watch activity not syncing with iPhone was reported before iOS 14.
After doing a run or any other activity there the Apple watch is showing correct steps but same are not or synced to iPhone Activity/Fitness app. The iPhone is either showing less steps or not showing any steps at all. This is a new issue that apple watch workout not syncing with activity. Even a normal restart to iPhone and watch reset sync data not working on iOS 14. The activity app on iPhone not showing data.
How to fix apple watch not syncing with iphone 11 Pro XS/Max Apple watch series 3/4/5
Solution 1: Restore the iPhone on iOS 14
One trouble shooting steps to fix sync issue between iPhone and Watch is to back up the iPhone to iCloud or iTunes and then do a factory reset of all content and settings. After this, restore the backup from my iCloud backup and try to pair Apple series watch and the fitness app should work normally. The health app should also work without any issue. Best part is you won’t lose any activity
This is the most successful fix for Fitness App not working on Apple watch on iPhone/ iOS 14. Please give it a try.
Solution 2: Adjust Move goal on App
This is a workaround trigger sync of Apple watch and iPhone. Open the Fitness app on your watch and adjust your daily move goal. This should update it to the phone and fix sync issue.
Solution 3: Check for update
After iOS 14 update, and for a permanent fix for the issue you should consider updating watchOS. If watch OS is on the latest version please wait for the next version of iOS 14 and update once available.
Solution 4: Unpair and repair the Apple watch
To fix activity app not working on iphone 11 Unpair Apple Watch a pair it again, this should fix the problem in general, but please note that Re-pairing seems to only work if you still see map data for your old activities. If the map data is not showing up in your old activities re-pairing does not seem to work.
Solution 5: Reset Apple watch
If none of the fixes works for you, you should try radical solution. you will have to restore your iPhone as new and set the smartwatch from scratch. After this Apple watch should sync with iPhone and data should be shown on Activity app.