How to Lock SIM Card with PIN on iPhone

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Almost everybody uses a passcode to secure their iPhones these days, but did you know that you can lock your SIM card with a PIN too? This further prevents other people from using your device by requiring a pin before the device can access a cellular network, including to make calls. If this sounds appealing to you, it is really not that hard to setup.

The passcode you use to unlock your iPhone protects all your valuable data stored on the device itself. However, the physical SIM card that’s installed on your iPhone can be taken out and accessed by anyone to…

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