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Huawei P40 lite 5G
Android 10.0
1. Find "Set ‹SIM› lock"
Press Settings.
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Press Security.
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Press More settings.
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Press Encryption and credentials.
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Press Set ‹SIM› lock.
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2. Turn use of PIN on or off
Press the required SIM.
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Press the indicator next to "Lock SIM card" to turn the function on or off.
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Key in your PIN and press OK.
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.
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3. Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.
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