
You already know now that to unlock sim card, you will need a PUK. This is not necessarily a complex operation and should go smoothly if you follow the guides contained in this short article. To use another network on your phone, when you travel or simply wish to switch carriers for whatever reason, you will need to unlock the sim card. With this, your phone is locked to their network, and no other sim card should work on your phone. Your contract with your network carrier means that the smartphone will only be work with their sim card, at least during the period of your contract. If you enter a wrong sim pin three times, your sim card will be locked, and to unlock your sim, you need a pin unlock key (PUK). You must enter this pin to use your phone, as it prevents unauthorized use of your sim card. Some people like to use the sim card security feature known as a SIM PIN. Go through all the cases first before you seek for the solutions. You may need to know how to unlock a locked SIM card or how to unlock network locked SIM card.

Part 3: Get Help from Your Carrier to Unlock Network Locked SIM Cardīonus: Unlock Any Screen Locks on Android DevicesĬheck the following situations to decide which methods should you use to unlock SIM card.
