Operation Manual

Menu → Settings
Various settings
Menu → Settings → Volume
Volume settings
Menu → Settings → Brightness
Brightness settings
Menu → Settings → Brightness → Value
Brightness intensity settings
Menu → Settings → Brightness →Eco battery
Conserve battery life by reducing screen brightness when idle
Menu → Settings → Brightness → Day / night mode
Adapt the screen brightness according to daylight (also displays the
sunset and sunrise time for the current day)