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The PIN protects your SIM from unauthorised use if your phone should get stolen. You can change your PIN to a PIN easier to remember of your choice. To change your PIN, you need to turn on use of PIN.
1. Find "Change PIN 1"
Slide your finger downwards starting from the top of the screen.
Press Security and Privacy.
Press SIM Card.
Press Change PIN 1.
2. Change PIN
Press Enter current PIN 1 and key in your current PIN.
Press Enter new SIM PIN 1 and key in a new 4-digit PIN.
Press Confirm SIM PIN 1 and key in the new PIN again.
If an incorrect PIN is entered three times in a row, your SIM will be blocked. To unblock your SIM, you'll need to key in your PUK. You can get the PUK by calling customer services on 191 from a Vodafone mobile phone. If you're using a land line, you need to dial 03333 040 191. Please note: If you key in the wrong PUK ten times in a row, your SIM will be blocked permanently. In this case, you need a new SIM from Vodafone.
3. Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.