I want to downgrade One UI2.1 to Android 9.0

[Emad_Adel]

My phone is S10 PLUS G975F

I read this article

  https://r1.community.samsung.com/t5/Galaxy-Note/Downgrade-One-UI-2-1-to-2-0/m-p/5016580#M17627

so please i tried to downgrade using different firmware from sammobile but i always stuck at boot ?

please help

[CHMultimedia]

Hellow. Could you please post the following information highlighted in red?

[CHMultimedia]

@Shaggyskunk1 Yup, Exynos S10+. That's why I asked for the Multi-CSC info (Service Provider SW)

[theonecid]

Whaaaaaaaa???? Just WHY

[BDTech]

But why?... Android 10 brought so many new features like new camera modes, system wide dark mode, and a new gesture system. I could never go back tbh.