How to Use Your Unlock Code Once you have acquired your SIM unlock code, follow these steps: Turn off your phone and insert the new SIM card.

To check if your Android phone is unlocked, try swapping in another SIM card or test your network settings. If calls work, ...

Once the SIM card is locked, you will need to use a separate code called a PUK code to unlock it. Your carrier can provide you with the PUK code for your SIM card.

Need to unlock your Galaxy S7 or Galaxy S7 Edge for use on another network? Here's how to SIM unlock the Galaxy S7 and what you need to know.

Free Samsung Galaxy S9 SIM unlock (or S9+) If you’re looking to save some cash, contacting your service provider for your Galaxy S9’s SIM unlock code is the way to go.

The simplest way is to get something called a network unlock code from the phone's original operator, which will open the barriers and let you use any SIM you want. Annoyingly, some networks aren ...