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3.
Settings
①
Press the icon to enter the basic settings
interface.
3.1 Display settings
②
Press this icon to enter display settings interface.
③
To adjust the brightness here, it is 5 level as default.
There are 10 levels totally, the bigger value means the
lighter screen.
④
To select whether to enable the screen saver.
⑤
To configure the sleep mode delay, it is 30 seconds as
default.