JIO Complete User Guide and Support

How to find my Jio SIM PUK (Personal Unblocking Key) code?

If you have entered an incorrect PIN multiple times and your SIM is locked, you need PUK (Personal Unblocking Key) code to unlock your SIM.

Click here and follow the on screen instructions to login to your account to find PUK code of your Jio number.

IMPORTANT: Make sure your email id and Alternate Contact number is updated before. else again you need to call Customer Care

What is default Jio Sim PIN?

The default Jio SIM PIN is usually set to either 1234 or 0000.

If you haven’t changed the SIM PIN before, you can try these defaults. However, if the PIN was changed and you don’t remember it, entering the wrong PIN multiple times will lock your SIM, and you’ll need the PUK (Personal Unblocking Key) code to unlock it. You can obtain the PUK code by contacting Jio customer support or checking it via the MyJio app.

How to change the JIO SIM PIN?

To change the JIO SIM PIN, follow these steps:

For Android:

1. Open the Settings App:
   • Go to your phone’s Settings.
2. Go to Security:
   • Scroll down and find the Security or Lock Screen and Security option (this may vary depending on your phone model).
3. Find SIM Card Lock Settings:
   • Look for an option called SIM card lock or Set up SIM card lock under the security settings.
4. Enable or Change SIM PIN:
   • If SIM card lock is disabled, turn it on by toggling the switch.
   • Choose the Change SIM PIN option.
5. Enter Current PIN:
   • Enter the current JIO SIM PIN (the default is usually 1234 or 0000 unless you have changed it before).
6. Set a New PIN:
   • Enter the new SIM PIN of your choice and confirm it.
7. Save the Changes:
   • Your new JIO SIM PIN is now updated.

For iPhone:

1. Open the Settings App:
   • Go to Settings on your iPhone.
2. Go to Mobile Data:
   • Tap on Mobile Data or Cellular.
3. Find SIM PIN Option:
   • Scroll down and tap SIM PIN.
4. Change the PIN:
   • Tap Change PIN.
5. Enter the Current PIN:
   • Enter your current PIN (default is usually 1234 or 0000 unless changed).
6. Set a New PIN:
   • Enter a new PIN of your choice and confirm it.

Your JIO SIM PIN is now changed.