Samsung Galaxy M20 SM-M205FN – Unlock

If SM-M205FN phone ask for Unlock Code – you can use Read Codes Operation which will reset codes to default value.


Samsung Galaxy M20
Read Codes operation can be used for phones which ask for Unlock Code when unsupported SIM card is inserted.
Read Codes operation not work on carriers: SPR,BST,TMB,TMK,TMO,MPCS
Price: 5 credits / operation


What “Supported binaries” mean?

Binary Version is a part of firmware name, 5nd char from end.
Ex. Firmware SM-M205FNVPU4BQH1 has binary 4 (U4).

Enable ADB debugging on Samsung Galaxy M20 SM-M205FN

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.

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
  4. Download and install TMBkiller software on you PC.