Xiaomi Redmi Note 9
Android 10.0
Select help topic
1. Find "Privacy"
Press Settings.
![](http://cdn.sp-selfservice.com/ml/7090822-f-bd4e6745-08b5-48fe-bbf3-d4bf270abd5f.png?width=206&height=446)
Press Passwords & security.
![](http://cdn.sp-selfservice.com/ml/7090822-f-46160e2c-209d-4a34-85c2-2c705b4ec61a.png?width=206&height=446)
Press Privacy.
![](http://cdn.sp-selfservice.com/ml/7090822-f-2e4f7066-23bf-4c41-8704-9bb1f5ca7fdc.png?width=206&height=446)
2. Turn use of PIN on or off
Press the required SIM.
![](http://cdn.sp-selfservice.com/ml/7090822-f-b74a8bba-dab6-4793-9f43-21f37aaf0d97.png?width=206&height=446)
Press the indicator next to "Lock SIM card" to turn the function on or off.
![](http://cdn.sp-selfservice.com/ml/7090822-f-af0f4ffd-8644-40d7-944d-5a6fcd42ffe7.png?width=206&height=446)
Key in your PIN and press OK. The default PIN is 0000.
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. The PUK can be obtained by contacting customer services. 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 Lebara.
![](http://cdn.sp-selfservice.com/ml/7090822-f-abd92d17-deaf-4423-ad2e-94c6f05718c6.png?width=206&height=446)
0000
3. Return to the home screen
Press the Home key to return to the home screen.
![](http://cdn.sp-selfservice.com/ml/7090822-f-af0f4ffd-8644-40d7-944d-5a6fcd42ffe7.png?width=206&height=446)