What to do if the Xiaomi Watch S4 experience freezing, black screens, or failure to power on?

If the Xiaomi Watch S4 experience freezing, black screens, or failure to power on, please refer to the following solutions:
1. Connect the watch to its charging dock and cable, ensuring proper contact, and charge it continuously for at least 10 minutes. This ensures the battery has enough power to function;
2. If the watch still does not power on after charging, perform a forced restart by pressing and holding the power button for more than 12 seconds to reboot the device.
If the issue persists, or the watch remains unresponsive, it can indicate a hardware fault. Please contact your local after-sales service center for professional assistance and inspection.