a person's finger holding up a SIM card with a phone in the background - Towfiqu Ahamed/Getty Images A SIM card is a necessity for connecting your phone to a cellular network. Unfortunately, that ...
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How to lock your SIM on Android
Your phone's SIM card allows the device to make calls, send texts, and connect to the internet. The SIM card provides a phone number that identifies your device on the carrier's network, whether it's ...
Here, the user has to perform the SIM Lock procedure only once and there after, everytime phone is rebooted, SIM gets unlocked automatically without the need for the user remember the passcode.
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