How to shut down the true self system? Software is not allowed to modify files on the mobile phone.

2. Enter the setting interface, and select Security and Privacy in all settings.

3. Enter the security and privacy interface and click Privacy Protection.

4. Enter the privacy protection interface, and open the button on the right side of the access restriction to display it in orange. At this time, enter the selection mode, select the password mode to be set, enter the same confirmation twice, and return to the privacy protection interface.

5. Select the application with limited access to confirm that the mode is the password mode entered above. After successful entry, you can enter the application interface with restricted access. At this point, select the program to restrict access.