1. Connect the watch to WiFi.
2. Enter the firmware detection and upgrade interface in the mobile imoo APP, then close and turn on the upgrade authorization switch.
3. Unplug the charging cable of the watch after charging it for an hour, then check whether the charging interface shows the progress of downloading the upgrade package. After downloading the upgrade package, the watch will automatically enter the upgrade interface to upgrade to the new version when the battery power is more than 50%.