Keep the screen backlight on permanently. Keep the keyboard backlight on permanently (only for some phone models !!!). Select Block level reactivation The application is simple, stable, lightweight and works on all Android devices. This little application will allow you to avoid sleep mode. Easy and fast: you can add a widget to enable / disable to ‘keep the screen Important: You can still turn off the screen manually, even if the app is running
Supported Android Devices : [5.0–5.0.2] Lollipop – [6.0 – 6.0.1] Marshmallow – [7.0 – 7.1.1] Nougat – [8.0-8.1] Oreo – [9] Pie