Device Guides

Apple iPhone 4S

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I can't start up my mobile phone

This troubleshooting guide will take you through a number of possible causes
to help you find a solution to your problem.


Turn off the phone lock code.Detailed instructions.

Possible cause 1:

The phone lock code is turned on

Solution:

Turn off the phone lock code.Detailed instructions.

1. Find "Passcode Lock"
Tap Settings.
Tap General.
Tap Passcode Lock.
2. Choose option
Choose one of the following options:
Turn on use of phone lock code, go to 2a.
Turn off use of phone lock code, go to 2b.
3. 2a - Turn on use of phone lock code
Tap Turn Passcode On.
Key in a phone lock code of your own choice.
Key in the same phone lock code again.
Tap Require Passcode.
Tap Immediately or the required interval.
Tap Passcode Lock to go back to the settings.
4. 2b - Turn off use phone lock code
Tap Turn Passcode Off.
Key in the phone lock code.
5. Exit
Tap the Home key to return to standby mode.

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