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Историческую версию One Touch Lock Screen можно получить на Android
Один щелчок, чтобы выключить экран и заблокировать устройство, не касаясь кнопки питания
One click to turn off screen and lock device without touching power button。
Use the app first，You must activate administrator will allow the app to preform the following operation：Lock Screen.
The app is lightness and no activity.
The app is sample "ABC" locker
You just need to touch the app icon lightly，the phone screen can be turned off quickly.