The Redmi Watch 5 Active restarts automatically due to the following reasons:
1. If the battery is low or faulty, the watch will restart frequently as it struggles to maintain power;
2. Some APPs or settings can cause conflicts that result in the watch restarting;
3. Issues with Bluetooth or other wireless connections could cause instability and lead to random restarts;
4. A software glitch, bug, or corrupted data could cause the watch to restart unexpectedly. If your watch is still working, please follow the APP instructions and update to the latest version of your watch firmware first.
If there are still abnormalities after the update, please follow the after-sales instructions for after-sales maintenance or replacement.