Microsoft Lumia 640 XL

Microsoft Lumia 640 XL

Turn use of PIN on or off - Microsoft Lumia 640 XL

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The PIN protects your SIM from unauthorised use if your phone should get stolen. If use of PIN is turned on, it needs to be keyed in when you turn on your phone.

Step 1 of 6

Find "settings"

Press the phone icon.

Step 2 of 6

Find "settings"

Press the dots in the bottom right corner of the display.

Step 3 of 6

Find "settings"

Press settings.

Step 4 of 6

Turn use of PIN on or off

Press the indicator next to "SIM security" to turn the function on or off.

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 dialling 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 5 of 6

Turn use of PIN on or off

Key in your PIN and press enter.

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 dialling 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 6 of 6

Return to the home screen

Press the home icon to return to the home screen.

1. Find "settings"

Press the phone icon.
Press the dots in the bottom right corner of the display.
Press settings.

2. Turn use of PIN on or off

Press the indicator next to "SIM security" to turn the function on or off.
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 dialling 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 your PIN and press enter.
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 dialling 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

Press the home icon to return to the home screen.