Hide Folder ScreenLock protects your system from unauthorized access. Disables Task Manager, Win key, Alt+F4 and other system shortcuts. Locking and unlocking system are protected by a password. One of the most important feature is that a computer will be still protected after rebooting. All attempts of unauthorized access and invalid logins are logged. Wallpaper and all the elements of the blocked screen can be configured to a user’s taste.