Nokia Lumia 925 - Manual (Page 19)

Unlock the keys and screen
Press the power key, and drag the lock screen up.
Tip: Instead of pressing the power key, you can also double-tap the screen if double-tap is
switched on. To switch on double-tap, tap Settings > touch, and switch Double tap to wake
up phone to On.
Set the keys and screen to lock automatically
On the start screen, swipe left, tap Settings > lock screen > Screen times out after, and select
the length of time after which the keys and screen are locked automatically.
Connect the headset
Enjoy your favorite music, or free your hands for other things when in a call.
Connect the headset to your phone.
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