iPhone XS Max
Set the PIN code for your SIM card
- Setting up a PIN code helps protect your SIM card.
- To learn how to protect your SIM card, choose Next for step-by-step instructions.
- Go to the Start screen.
- Choose Settings.
- Scroll down.
- Choose Mobile Data.
- Enter the current PIN code.
- The PIN code has been changed.
- Return to the Start screen.
- Your SIM card is now protected by a PIN code.