1. Enter your PIN
If your mobile phone rejects the SIM card:
Contact your distributor or service provider where you bought your mobile phone.
2. Connect mobile phone and computer
3. Activate your mobile phone
Follow the instructions on the screen to log on using your Apple ID and activate your mobile phone.
If you've used an iPhone before and have backed up the phone memory using iTunes, you will, during the activation process, have a chance to restore an iTunes backup.
When the activation is complete, the screen shows that your mobile phone is ready for use.