Samsung Galaxy S6 unroot and back to stock by utilizing Odin

The galaxy S6 root utility has been found even before the device comes, this is good news for geek users who always need more functionalities to their device. Superuser access could add more functionality and prettify the phone user interface, but one day you will be faced with a situation where you have to unroot Galaxy S6 for some reason like to take an official OTA from Samsung or even to recover a bricked phone.


The Samsung Galaxy S6 comes with powerful specs and most recent Android OS, so this phone will run well even without superuser access. But some users still need additional functionality that does not exist on the stock unrooted devices, such as apps data full backup and modify system-level apps. Even root privileges sometimes become a requirement to install custom recoveries, ROMs and even to unlock the bootloader.

The procedure to unroot Galaxy S6 is same as other Samsung Android smartphone, the use of the Odin flash tool is to flash the stock firmware provided by Samsung. Flashing the firmware with Odin will remove some partitions such as system, data, cache, bootloader, etc. and will replace it with the new one brought by flashed firmware, this course will remove all apps, data and custom settings.

galaxy s6 unroot

Device image: Samsung

Here is a common step by step how to restore to stock and unroot Samsung Galaxy S6 by using Odin and stock firmware:

  • A Windows PC (Win XP SP3/7/8.1)
  • Update your Galaxy S6 USB drivers to the latest version.
  • Get the most recent version of the Odin flash tool.
  • Grab a stock firmware for your model specific device. T-Mobile US (SM-G920T), for others model search the firmware here.
  • A high quality micro USB cable for better connection.
  • Greater than 60% of battery indicator.


How to restore to stock and unroot Samsung Galaxy S6

  1. A stock Samsung firmware that bundled in zip, you have to unzip it, you will notice a file with ‘tar.md5’ file extension.
  2. Right-click and Open the odin flash tool (Odin3_v3.**.*.exe) to run it as Administrator.
  3. When Odin shows up, hit the AP/PDA button in ‘File [Download]’ section and find the extracted firmware file (tar.md5).
  4. Have a look at the Option section on the left, ensure only ‘Auto Reboot’ and ‘F. Reset Time’ are checked.
  5. Switch off the phone, then boot into Download mode.
  6. Attach the phone to the PC via micro USB cable.
  7. Device Added!

  8. Look into the Log/Message section, Odin should recognize your phone.
  9. When ready, click the ‘Start’ button to start the flashing process, it could take little longer depends on the firmware file size.
  10. Flash success PASS

  11. Once flashing completed with no problems, Odin will display a PASS message. Your Samsung Galaxy S6 should unrooted now and have restored to stock condition.


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