Unlock Samsung Galaxy J3 2018 SM-J337A SM-J337AZ ATT Cricket. Network Lock unlock service works instantly. Use your phone in any network!
Samsung Galaxy J3 2018 unlocking won’t affect your warranty.
No need to order unlock code and wait few days, unlock from ATT and Cricket are instant.
* Firmwares listed above are firmwares which was tested on Samsung Galaxy J3 2018 by other TMBkiller members!
What “Supported binaries” mean?
Binary Version is a part of firmware name, 5nd char from end.
Ex. Firmware G935PVPU4BQH1 has binary 4 (U4).
What do you need for remote unlock:
1. A Windows computer with an internet connection. For some unlock operation internet speed (download) might be important.
2. USB cable for your model, make sure is genuine and fully working, connect it to a main USB port to your computer
3. Purchase credits on our website or from one of our resellers
3. Download and install TMBkiller software on you PC.
Enable ADB debugging on Samsung Galaxy J3 2018
To use ADB with a device connected over USB, you must enable USB debugging in the device system settings, under Developer options.
On Android 8.0 and higher, the Developer options screen is hidden by default. To make it visible, go to Settings > About phone -> SW Information and tap Build number seven times. Return to the previous screen to find Developer options at the bottom.
On some devices, the Developer options screen might be located or named differently.
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