Activity rings won’t close on my Apple Watch

Unpair and erase your Apple Watch - Apple Support

Hi Sunlan,

It looks like your Activity rings are not closing on your Apple Watch. Making sure you can close your rings and earn badges for completion of your goals is important. We're glad you reached out for help.

Start with the resources below to calibrate your watch for more accurate measurements.

Calibrating your Apple Watch for improved Workout and Activity accuracy

Get the most accurate measurements using your Apple Watch

We hope this helps you out. Have a good day!