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NOTIFICATION BAR
Slide down to open the notification bar. You can adjust the brightness of the screen
when you need it, and you can also connect Wi-Fi and so on.
Figure 2-8 Sample of NOTIFICATION BAR
2.3. FACTORY RESET
After using the device for the first time or resetting the factory settings to the device,
the system will automatically enter the Activation Guide program.
This page allows you to set the language of the device operating system
