Device Guides

Apple iPhone 4S

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iOS is the operating system software installed on your iPhone. To find out which version you have: Tap Settings, Tap General, Tap About, and view the version number.
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How to

Turn screen lock on or off

You can lock the phone screen and keys to avoid activating your mobile phone by mistake.


List view

Turn on screen lock

Briefly tap On/Off.

Turn off screen lock

Briefly tap On/Off and slide you finger right on the screen.

Set automatic screen lock

Tap Settings.
Tap General.
Tap Auto-Lock.
Tap the required setting.
Tap General.

Return to the home screen

Tap the Home key to return to the home screen.
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