What if the watch stop recording the workout during the exercise?

If you have the same issue with the latest firmware,please  submit a feedback from your watch(Swipe down from the watch screen-- Settings--Feedback) and your Amazfit app (APP--Profile--Feedback), and also send your Amazfit ID (APP--Profile--ID) here. 

And also let us know the exact date and time the issue happened.  Our tech support will help locate the issue.