If the Xiaomi Water Flosser 2 won’t turn on, please refer to the following methods:
1. Please check if the device is low on battery. You can try charging it and then restarting it.
2. Please check if it is charging. The device has a charging disable function. If it is charging, it will not turn on.
3. If the device still does not turn on, the power button might be faulty. Ensure you’re pressing it properly. If there is no response, the button might need attention.
4. If it still does not turn on, the power button may be faulty. You can contact the after-sales service.