Turn GPS on or off
Turn screen lock on or off
Change screen brightness
Before you can turn on your mobile phone, you need to insert your SIM into your mobile phone.
Turn on your mobile phone
Tap and hold On/Off until your mobile phone is turned on.
If you're asked to key in your PIN, do so and tap the confirm icon. The default PIN is 1234.
Turn off your mobile phone
Tap and hold On/Off until a pop-up menu is displayed.
Tap Power off.
Tap anywhere to dismiss
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