Usually the telephone number of the operator. You can try.
1. After entering the password, it can be unlocked, and the password can be viewed as the initial password of the manual (it will not be changed). Press "Menu" on the remote control of the set-top box to enter the system settings, and find that there is a "program lock" option in "Set Password", just change the program lock to not enabled.
2. Press "Menu" on the remote control of the set-top box, enter the system settings, find "Restore Factory Settings", confirm to restore the factory settings, then prompt to search for programs again, click OK, and you can watch TV normally after searching for programs.