The way to unlock the application lock is as follows:
If the phone is EMUI version:
Enter "phone manager", click "more > application lock", set the password according to the prompts, and select the application to lock.
If the phone is EMUI version:
(1) Open the mobile phone housekeeper, click the application lock, and set the four-digit password and password question as prompted for the first input.
(2) Turn on the switch that needs to be locked after application. The next time you open the application, you need to enter the password.
If the mobile phone is EMUI version 8.0 or above:
Open Settings > Security and Privacy > Application Lock: According to the screen prompts, set the password of the application lock and turn on the switch of the application to be locked. When entering a locked application for the first time, please enter the password or the answer to the password protection question when prompted.
Note: Click Settings in the application lock interface, or click Modify Password or Modify Password Protection to adjust the application lock password.