Device Guides

Apple iPhone 4S

iOS 9.0

iOS8

iOS5

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

Turning the screen lock on my mobile phone on or off

If you want to avoid accidental key taps, you can lock the phone keys and display.

Choose one of the following options:
Turn screen lock on or off, go to 1a.
Select setting for automatic screen lock, go to 1b.

To turn on the screen lock:
Briefly tap On/Off.

To turn off the screen lock:
Briefly tap On/Off.
Slide your finger right on the display.

Tap Settings.

Tap General.

Tap Auto-Lock.

To turn on automatic screen lock:
Tap the required period.

To turn off automatic screen lock:
Tap Never.

Tap the Home key to return to the home screen.

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