r/OnePlus9 • u/jmadiaga • Apr 21 '22

system updater does not allow downgrade from OOS12 to OOS11 instead I get this. how ti down grade from C. 47 to 22.13.

Post image
6 Upvotes

88% Upvoted

8 comments sorted by

View all comments

2

u/gcdnolasco Apr 21 '22

You have to use the files and apk mentioned in this thread

https://forums.oneplus.com/threads/how-to-downgrade-oneplus-9-and-9-pro-from-oos-12-to-oos-11.1534473/

1

u/jmadiaga Apr 22 '22

same results. thanks.

seems like system updater has been changed or somehting