** Rooted mobile phones/devices are required **
Your mobile devices may have light sensors and can automatically change your LCD brightness according to the ambient light level. However, the automatic setting can not be toggled to disable. With some buggy algorithm, the LCD brightness could change the backlight level quickly and causes the screen flicker, which could make you feel uncomfortable to read your mobile LCD/screen.
With this App, you could disable the auto light sensor, such that you could disable the automatic LCD brightness adjustment to prevent the screen flicker.
After disengage the auto light sensor, your LCD screen will be brighter than normal. You can install the App as follows to apply any LCD brightness level as you want quickly.