Guide to keys and sockets on mobile phone
Turn screen lock on or off
Turn silent mode on or off
Choose network mode
You can adjust the screen brightness to your surroundings.
Find "Display & Brightness"
Tap Display & Brightness.
Adjust screen brightness
Tap the indicator next to "Auto-Brightness" to turn automatic brightness on or off.
If you turn off the function, tap the indicator above "Auto-Brightness" to select the required brightness.
Return to the home screen
Tap the Home key to return to the home screen.
Tap anywhere to dismiss
Share this article via email! Just fill in these details and the characters in the box.
Fields marked with * are mandatory.