How to change the user lock combination of the digital lock?

You can simply change the user lock combination of you digital lock by following these steps:

1. Press OK + 0 + OK 
2. Enter the old user code and press OK (green light will blink slowly) 
3. Enter the new user code from 4-8 digits and press OK 
4. Enter the new user code again to confirm and press OK (green light blinks once and will turn off) 
5. The new user code is changed successfully 

→ Check the 62 seconds of the single self-closing door movie and see how it works.