Turning flight mode on my mobile phone on or off
Transferring files between a computer and my mobile phone
Turning the screen lock on my mobile phone on or off
Diverting calls to another number
Setting the ring volume for my mobile phone
If an incorrect PUK is entered ten times in a row, your SIM is blocked permanently.
You'll need a new SIM. Find a SingTel dealer near you using our Store Locator.
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