Downgrade Oneplus 9 To Android 11 -

This will wipe your phone and relock the bootloader if it was unlocked.

You need the latest security updates, use Android 12’s privacy features, or hate the idea of wiping your phone every two years. Downgrade Oneplus 9 To Android 11

Then came Android 12 (OxygenOS 12). What followed was a disaster of epic proportions—buggy animations, aggressive battery killing, a half-baked "Material You" design, and the controversial merger with Oppo’s ColorOS. For many, the OnePlus 9 became a frustrating paperweight. This will wipe your phone and relock the

The "never settle" phone forced many users to settle for a buggy Android 12. Here’s your escape route. use Android 12’s privacy features