What to do if the system update of the Xiaomi Watch S3 fails?

1. If the [Mi Fitness] APP or the watch prompts that the update fails, please try to reboot the device and then update again;
2. Put the watch on the charger, and re-update when the power of the watch is greater than 20%;
3. Reset the watch, pair it again, and try to update again;
4. Try to change another mobile phone to re-bind and try to update;
5. If you are unable to start your watch after the update fails, please contact the after-sales service for processing.