OPPO A57 4G

OPPO A57 4G

Android 12.0

Change PIN on your OPPO A57 4G Android 12.0

Read help info

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.

Step 1 of 11

1. Find "SIM card lock"

Slide two fingers downwards starting from the top of the screen.

Step 2 of 11

1. Find "SIM card lock"

Press the settings icon.

Step 3 of 11

1. Find "SIM card lock"

Press Password & security.

Step 4 of 11

1. Find "SIM card lock"

Press System security.

Step 5 of 11

1. Find "SIM card lock"

Press SIM card lock.

Step 6 of 11

2. Change PIN

Press the required SIM.

Step 7 of 11

2. Change PIN

Press Change SIM PIN.

Step 8 of 11

2. Change PIN

Key in your current PIN and press the confirm icon.

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.
Step 9 of 11

2. Change PIN

Key in a new four-digit PIN and press the confirm icon.

Step 10 of 11

2. Change PIN

Key in the new PIN again and press the confirm icon.

Step 11 of 11

3. Return to the home screen

Press the Home key to return to the home screen.

1. Find "SIM card lock"

Slide two fingers downwards starting from the top of the screen.
Press the settings icon.
Press Password & security.
Press System security.
Press SIM card lock.

2. Change PIN

Press the required SIM.
Press Change SIM PIN.
Key in your current PIN and press the confirm icon.
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.
Key in a new four-digit PIN and press the confirm icon.
Key in the new PIN again and press the confirm icon.

3. Return to the home screen

Press the Home key to return to the home screen.

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