User's Manual

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If you enabled the option “Automatic date & time” under “Date & time”,
system date and time will be synchronized automatically with network time
when you connected a Wi-Fi network.
If you want to set the time manually, you need to disable “Automatic date &
time” and “Automatic time zone”.
In this option, you can also set time zone, time notation and date format.
Volume
On the system bar, click the Volume- icon to decrease the system
volume, and click the Volume+ icon to increase the system volume.
Or you can press the function keys (#5 in Product Instruction) on the top of
the product to adjust the volume.
Brightness
Pull down the screen and open the shortcut window, then click "brightness".