Update T-Mobile Galaxy S6 to Android 6.0.1 Marshmallow Firmware

Update T-Mobile Galaxy S6 to Android 6.0.1 Marshmallow Firmware

Galaxy S6 is the second most popular smartphone of Samsung after the great success of Galaxy S3. Samsung innovative idea of using premium quality material instead of cheap plastic is no doubt appreciable. The premium quality of the material is not the only thing Samsung offers in the smartphone. Performance is one of the main feature this smartphone delivers.

If you are from US and own T-Mobile Galaxy S6 then here is a good news for you. T-Mobile seeded the latest version of Android Marshmallow to Galaxy S6. So if you have already explored all the features of Lollipop, then it’s the right time to upgrade to Marshmallow. So today we are come up with a new step by step guide for your ease. Moreover, all the software related issues will be resolved because flashing the stock ROM will unroot the device.


Install Stock firmware on Samsung devices using this guide is easy and safe. And if you follow the instructions carefully there will be no issues. We are not held responsible if anything goes wrong just because of your own negligence.

Downloads and Preparations

Samsung USB Drivers / Kies | Link

Odin Tool | Link

Marshmallow Firmware | Link

Enable the USB Debugging.

The device must have at least 70% Juice.


It is highly recommended to perform full backup of your device.

Install Marshmallow Firmware on T-Mobile Galaxy S6

Listed steps are pretty simple and detailed but if you want to know more about it then you can ready this universal Guide.

Step 1. Unzip and transfer the Marshmallow Firmware file to Odin folder. You will get file with tar.md5 extension.

Step 2. Connect your device to PC in Download Mode using the usb cable. To do so, Turn off the device. Press and hold Power, Vol-Down and Home keys.

Step 3. A warning message screen will appear, Press Vol-Up to get into Download Mode.

Step 4. Launch Odin as Admin.

Step 5. Wait until the ID:COM box in Odin turns blue. Now your phone is connected.

Step 6. Click the AP/PDA button on Odin.

Step 7. Browse and select the firmware file with tar.md5 extension.

Step 8. Wait for few seconds until Odin verify the integrity of the firmware.

Step 9. Make sure that only Auto Reboot and F. Reset are checked.

Step 10. Hit the Start button on Odin and wait until it complete. Once done you will see Pass message.

Step 11. The device will reboot automatically.

Congrats! Android 6.0.1 Marshmallow successfully installed on your Galaxy S6. Enjoy the latest version of Android on your Galaxy S6.

If you encounter bootloop, don’t worry we have a fix for that too. So if the system doesn’t boot after a maximum duration of 5 minutes continue.

Fixing the Bootloop Issue

Marshmallow comes with lots of major changes because it the major release after lollipop so it sometimes results in a bootloop.

Follow this detailed Tutorial to reset the system of your device. All the bootloop related issues will be resolved after that.

Feel free to share your experience with us in the comment section below.

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