How do I delete an administrator if I forgot my password?

Connect to PC

2. Device ID, change 0

terminal management

3. Synchronize time, click Ok.

synchronize time

4. Backup employees, click ok

back employees

5. Then move to Employees Management, find red word employee NO. (because these red words employee all are administrator).

find red word employee NO

6. Double click employee NO. , then will pop up below photo, change user type administrator to normal user.

add/modify employee info

7. Now there is no administrator in the device, and you can entry menu as default way.

How to Delete Administrator when You Forget Your Password?