Unlock function of the MI Band

Function Introduction:
Through the smart connection recognition of the Bluetooth chip in the MI Band, the screen can be unlocked by placing the band close to the phone after setting it correctly.
1. Enter the Mi Fit - My-Mi Band - Screen unlock and set the lock screen password (please skip this step if lock screen password has already been set).
2. Select the band unlock setting, and follow the screen prompts to complete the setting.
3. After setting successfully, turn on and off the Bluetooth device unlock in the Settings of mobile phone Setting -- Lock screen and password -- Lock screen advanced setting -- Bluetooth device unlock, and directly turn off the lock screen password will also turn off the band screen unlock.