How to Downgrade Samsung Galaxy S8, S8+ & Galaxy Note 8 to Android 8.0
In this video, we're finally cracked the code on how to downgrade the beautiful 2017 Samsung Galaxy S8 back to it's original user interface on Android 8.0 from One UI 1.0 Android 9! This will also work on the Galaxy S8+ and the Galaxy note 8, just pick the correct twrp and firmware for your phone.
Links:
Firmware: https://samfw.com/
twrp: https://twrp.me/
classykitchen (thanks to AndroDef 🤗🥳: https://xdaforums.com/t/tool-windows-...
odin: https://samfw.com/blog/download-odin-...
For Samsung USB Driver, just install Samsung Kies on your computer, for me it's the one that always worked rather than just installing the driver only, but if you've managed to get it working without installing Samsung Kies, than it also works!