Today we share How to Downgrade Galaxy S7 and S7 Edge from Android Nougat to Marshmallow. Recently Nougat 7.0 update for Galaxy S7 and S7 Edge was rolled out, and the update is quite stable, but If you update your phone but don’t like the update for any reason, then you can easily revert to a lower version (Android Marshmallow). You need to download Galaxy S7 and S7 Edge Marshmallow firmware to downgrade Galaxy S7 and S7 Edge to Marshmallow from Android Nougat and process is very simple. Check below guide to Downgrade Galaxy S7 and S7 Edge from Android Nougat to Marshmallow 6.0

Stable Nougat version of Galaxy S7 and S7 Edge is available for download and many users already updated their phone to nougat. But many device owners are still not happy with the Android 7.0 Nougat update for various reasons. If you are one of the users and would like to revert Galaxy S7 and S7 Edge to the Marshmallow version, then you are in the right place here we share the method to Downgrade Galaxy S7 and S7 Edge to Marshmallow from Nougat.

How to Downgrade Galaxy S7 and S7 Edge from Android Nougat to Marshmallow

Note: –

  • Follow the steps correctly otherwise you may brick your device. We are not responsible for any damage to your phone.
  • The following process is not tested by me but reported by many users that it works well
  • It will erase all your phone data, so we advise you first to take a complete backup of your phone and then proceed.
  • Ensure that your phone has at least 50-60% charged to prevent the unexpected shutdown in-between the process.

Requirement to downgrade Galaxy S7 and S7 Edge to Marshmallow

How to Downgrade Galaxy S7 and S7 Edge from Android Nougat to Marshmallow

1) First, enable ‘USB debugging’ and ‘OEM Unlock’ option from setting>developer option>. To enable Developer Options, go to About phone and tap the Build Number 7 times.

oem unlock

2) Now download the Stock Firmware from above.

3) Now Download the Odin tool from above and extract the zip file.

4) Run the Odin_v3.10.7.exe file on your PC.

5) Connect your Galaxy S7/S7 Edge to your PC with the data cable and reboot into the Download/Odin mode.

6) To enter into download mode turn off your phone and press and hold the ‘Home + Volume Down + Power’ buttons together until you see the download mode screen.

Download Mode
7) Once you enter into Download mode, you see an ID: COM port turned blue and Added message in Odin message box means your device has recognized by Odin.
S7 Odin
8) If ID: COM doesn’t show means your driver is not correctly installed or try it with different USB cable.
9) Now locate and add the stock firmware file .tar or .md5 file (you downloaded from above) to the AP/PDA tab in Odin.
10) Make sure that only these two options are tick “Auto Reboot” and “F.Reset Time

11) Now click ‘Start‘ button and it will start flashing the file. Wait until you see ‘Pass‘ in Green Color on Odin screen. This step will Install Flash Firmware on Galaxy S7 and S7 Edge.

Odin Pass
So this is the complete guide to Downgrade Galaxy S7 and S7 Edge from Android Nougat to Marshmallow. Have any questions? Do let us know that in the comments belowStay connected with us via Facebook, Twitter, and Google Plus to read more such helpful posts.


Sumit is a Tech and Gadget freak and loves writing about Android and iOS, his favourite past time is playing video games.


  1. Francis Dubois Reply

    ok i’m about to try this today and follow things step to step and hope it works. any advice cause I hate this new update

  2. Hey so I got to step nine, and I unzipped the file but there’s five programs in it. How do I discern what I’m supposed to stick in Odin?

  3. Will this wipe everything off my phone? As in, back to factory settings?

  4. Hi i had samsung galaxy s7 edge. I was just noticed that it’s all sensors are not working. I checked *#0*# self test but it’s fail again and again. My mobile never falls in water or hard surface like ground. Any suggestions plz …


  5. Matheus Vieira Bernardinelli Reply

    Tried this out on my phone, but gets stuck on when flashing system and gets a fail after that, had to reflash the 7.0 to get it working again.

  6. Hey Sumit, I have just followed the above instructions on how to downgrade my Samsung Galaxy S7 but when I get to ODIN it is not recognising my phone in the ID:COM section. I have been trying to do this for a few days now, I’ve downloaded different Odin versions and the drivers on my computer but still come up with the same issue… it’s driving me mad because I cant figure it out. I’ve been reading and googling for answers but am at an impass. Please help!?!?!

  7. jitender singh Reply

    Hi sumit,
    There is no option to download firmware for india.

  8. Hello Sumit, I upgraded to nougat on my S7 edge now my heart rate sensor not working anymore. I tried factory reset still not working

  9. Primoz Kvaternik Reply

    stock firmware file .tar or .md5 file – i hav 5 files, how could I know which is correct?

  10. Primoz Kvaternik Reply


    Confused which is the right one for Samsung Galaxy S7 Edge Slovenia?

  11. Primoz Kvaternik Reply

    OK, I can put AP BL CP then I have just CSC field in Odin. I do not know which file put there, 2 files left CSC_MOT_G935FMOT1DQC1_CL11040891_QB13043876_REV00_user_low_ship.tar

  12. I read on another site where this doesn’t work on US versions of the S7. Is that true?

  13. Kristoffer Torsvik Reply

    So I downloaded the Marshmallow version and I followed all the steps to the point, but still i have Android f***** 7… tips?

  14. Kristoffer Torsvik Reply

    Am i supposed to use the CSC file, or the HOME_CSC file ?

  15. After this, how do you prevent the s7 from automatically downloading and asking you repeatedly to do software update again?

  16. can anyone tell me why im getting fail after starting odin.odin sees the phone on the com port,all files loaded correctly then I hit goes through the startup but then fails.ive tried all odin versions,and 7 different android files ie marshmallow,nougat for 4 different countrys.I then see on the odin and phone screen that the bootloader is whats failing.

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