Database Users

How to downgrade from android 9 (treble) to stock rom to get updates?

Hi, I want to know if there is any way to downgrade from a treble image to any stock ROM, so I can get updates more easily or upgrade via firmware finder?
Actually, I'm running android 9 from omni rom.
Thanks!

Kernel for Oreo to roms

Gus, I'm questioning myself ultimately, which kernel is the best for custom Oreo roms?? For G955FD

can i install custom oreo roms on stock pie firmware

i have a question is flashing custom 8.1 Oreo rom on Stock 9.0 Pie firmware safe? can i flash custom oreo roms on my Mi A1 Running on Stock Pie Rom?
or is there any issue with flashing oreo roms on stock pie please reply fast.

(sm-t590) tab a 10.5 2018

Is there twrp or custom ROMs available for this device? I can't seem to find any

Flash latest stock rom Tab4 8Plus UK

Hi.
My tab currently has linageOS installed on it, where can I download the latest stock rom ( Android 8.1) and how do I flash that to the tablet ?
Thanks