Date and time settings:
Click "Date & time" to enter the Date and time settings interface:
Select to set the date, select the time zone, set the time, time format, date
format and other information.
For example, choose to set the date, as follows:
Select +: that the increase of 1 unit,
Select - : that the reduction of 1 unit.
Also you can choose the number, enter the input mode. Directly entering
the desired number, then click "Done" to set the Date.
Display settings
In the settings interface choose "Display" to enter the display settings interface, select
"Brightness", Pull the progress bar to adjust the brightness, as below interface,
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