No wonder someone sent that in by mistake, as usual from Xiaomi.
Is there a way to disable automatic update in Android tv?
Userdebug!? Reminds me on the good old days of downgrading with extracting kernel partition for keeping DRM for Netflix and stuff like this... Was from ATV8 to 7 if i'm right. 😉
Anyone tried it? Due to the changelog it almost looks like an internal test build.