[Function Introduction]
● Screen Off Timeout
Screen Off Timeout is a function to set the time the screen turns off when the device is not in inactivity (not in use, idle).
(While playing game or watching video, it won't be forced screen off because it is in use.)
You can change it easily and quickly using Quick Setting or App Widget. You can also keep the screen on.

- Try using it like this:
When the device is not in use, set it to 15 seconds to save battery, and change the timeout when you put your device down and do other tasks such as reading text or playing the piano with sheets.

● Immediate Screen Off
You can quickly turn off the screen with a single touch using Quick Setting or App Widget.
There are two types of screen off function, 'Lock' and 'Screen Off', and can be changed in settings. 'Lock' is a type of unlocking the device using high authentication (Password, PIN). 'Screen Off' supports biometrics such as fingerprint and face. (It is supported from Android 9.0 Pie or higher devices.)

- Try using it like this:
Turn off the screen with a single touch the screen without pressing the physical power button.

● Sleep Timer
You can sleep comfortably while listening to video or music without worrying about battery consumption.
It provides a variety of convenience options.

- Try using it like this:
When you want to sleep while listening to music, When you only want to play the game for a certain amount of time.

● Scheduler
You can register and use the “Sound an alarm, change screen off timeout, and run sleep timer” functions at a specific time.
The alarm also has a snooze and automatic snooze function.

- Try using it like this:
Start your day by registering an alarm and changing the screen off time at your wake-up time . Save battery by activating the sleep timer and changing the screen off time at your sleeping time.

[Free Features]
● The Screen turns off automatically at the time you set when the device is not in use
● Preventing the screen from turning off
● Sleep Timer (Maximum 1 Hour)
● Scheduler tasks and alarms (up to 4)
● Timeout values editing
● Screen Off timeout app widget
● Light and Dark Theme

[Premium Features]
● Add or delete the timeout values
● Sleep Timer (Maximum 8 Hours)
● Scheduler tasks and alarms (up to 100)
● Turn off the screen immediately (Supports biometrics such as fingerprints, face and etc.)
● Quick setting tiles (Supports from Android 7.0 Nougat)
● Screen Turn off app widget
● No ads

This app is needed the following permissions.

● [Mandatory] Full network access
Use a small amount of mobile network (5G, LTE, etc.).
● [Mandatory] View network connections
Check the status of your mobile network (5G, LTE, etc.).
● [Optional] Change System Settings
Use to set the screen off timeout.
● [Optional] Device Admin
Use to lock the device when using app widget or quick setting tile. No personal information and data is collected or shared.
● [Optional] Accessibility service
Use to turn off the screen when using app widget or quick setting tile. No personal information and data is collected or shared.

[Troubleshooting]
● I cannot delete the app.
If it is registered as a device administrator app, it cannot be deleted. You can delete the app by removing the 'Device Admin App' permission in the settings of Screen Off Timeout app.

● The screen off timeout function does not work.
Some manufacturers limit the maximum amount of timeout a device. In this case, more than a certain value does not work.

● When the screen is turned off with the screen off function, it cannot be unlocked by biometrics.
The Screen Turn Off type has 'Turn Off' and 'Lock'. 'Turn Off' type supports biometrics such as fingerprints, face and etc.

● It does not turn off while playing a game or watching a video.
When you are watching a video or game, the screen does not turn off automatically because the device is in use. To force the screen off, use the 'Sleep Timer'.