Before other attempts, I made sure that WIFI and Flight Mode were disabled and followed the code error message that came with the GSMLiberty.net unlock code. Dr.Fone Toolkit for Android is in our eyes a simple piece of software to use, regardless of state of the art, you can still know some issues or are unsure how to use certain features. I was told that the phone is broken and that they would replace it, but they do not guarantee a new product. I disappointed and will first try to use the method suggested here. How to get a network unlock code in a Samsung Galaxy S3 It very easy to enter the unlock code in a Samsung Galaxy S3. 1. Start the Samsung Galaxy S3 with an unacceptable SIM card (unaccepted means different from the device the device uses). 2. Money Back Guarantee: Even though I have never had an unlock with this service, if your phone is not locked up as promised, you will get the entire money back. Iphone 3 Unlocked New. Get a unlock code for your Samsung Galaxy S3 in minutes. If you come so far, you hope you learned enough to understand the benefits of unlocking your Samsung Galaxy S3 carrier. Here, UnlockGalaxys.com, we offer the only legal and secure technology to unlock the Samsung Galaxy S3 without invalidating the manufacturer warranty or damaging your phone in any way. To find out which vendors offer unlocking for the Samsung Galaxy 3, just select the network you are using. Click on your current provider. You will receive an email with the unlock code and instructions to remove your current SIM lock. You can not hurt your Galaxy S3 phone. You can place your order here give up: Thank you Christian Chavez on February 2, 2015 21:15 The price to unlock the Samsung Galaxy S3 III SGH-i747m locked to Bell Cell Clocks January 19, 2015 5:49 PM We can definitely unlock the device, but you You must check with the wireless service provider you want to use with if they support unlocked phones on the network.