How to unlock gallery lock in stealth mode?

— In order to unlock the application, you need to type *7777 and to press Call....

— There must be an error because the Stealth mode completely removes the launcher...

— Unlock your screen and open up the dialer. Dial 3333, then you will enter the...

— To remove Gallery Lock from stealth mode, you can try opening the app and going...

— You should try the additional method posted by the developer in its...

— To activate Stealth Mode go to Settings of the application and use Enable...