1. Please check that the watch is worn correctly and adjust the strap tightness promptly.
2. On the watch, press the function button: Settings > Vibration, or on the dial interface, pull down the status bar >Settings> Vibration to modify the vibration level.
3. In the Nothing X app> My Devices page> About> Firmware Update, upgrade the firmware to the latest version for an experience.
4. If the above operations still fail to solve the problem, please use the button on the watch end to enter Settings >System >Menu Click Reset again to check if it can be fixed.