Apple Watch Series 9
watchOS 10
Update Apple Watch software
It's recommended that you update your Apple Watch with the newest software, as the manufacturer continuously corrects errors.
1. 1. Update Apple Watch software
On your phone: Press Watch.
On your phone: Press My Watch.
On your phone: Press General.
On your phone: Press Software Update. If a new software version is available, it's displayed. Follow the instructions on the screen to update the Apple Watch software.