Samsung Galaxy S6 — Cant downgrade from Android 6.0.1 to Android 5.1.1?!

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  • Forum posts: 7

Apr 11, 2016 11:30:46 AM via Website

Hello everyone,
I own a Samsung Galaxy S6 ( SM - G920F ) and wanted to go from the marshmallow Touchwiz surface down to Lollipop . Now I made all the steps so far as I know , so stock firmware via SamMobile downloaded ( tried three versions for my build number ) , resetet my phone , flashed via Odin and then comes the error message ( am with my phone of course in download mode ) FAIL ! appears in the upper left square in Odin and on the phone apppears binary 3 software 2 or sth like that ...
Can help me pleasee ????
Thank you very much

  • Forum posts: 1

May 6, 2016 6:58:47 PM via Website

have u found your answer?
I have same problem.

  • Forum posts: 664

May 7, 2016 5:21:15 AM via Website

Long answer short , yes you can.simply flash it with odin.
Download official 5.1 and flash it with odin. Make sure to clear data and cache after flashing

Only works with international version

— modified on May 7, 2016 5:36:17 AM

Ready To Help You.

  • Forum posts: 7

May 10, 2016 1:40:20 PM via Website

no i can't do it... I have the international Version but it says every time Fail in Odin, dont know why?!
Do you have an idea?