This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later.
This method is for functional devices running OxygenOS 12, 13, or 14. Download Files Android 11 Rollback Package OnePlus Local Update APK from the official OnePlus Community Rename Extensions If the rollback file ends in , rename it to end in If the local update tool ends in , rename it to end in Place Files : Move the rollback root directory of your phone's internal storage (not inside any folder). Install Tool : Install the Local Update APK and open it. Run Downgrade in the top right. Select the rollback file you moved to your storage. Confirm the warning that your data will be wiped. : Once finished, tap
Do you have a unique error while trying to downgrade? Check the OnePlus Community forums or XDA Developers for device-specific rollback threads updated for your exact build number. Downgrade Oneplus 9 To Android 11
To prevent your OnePlus 9 from immediately downloading Android 12 or 13 again, you need to turn off automatic system updates. Go to . Tap the Gear Icon in the top right corner. Toggle OFF the "Auto-download over Wi-Fi" option.
Once the phone boots, you will see the classic Android 11 setup screen. Complete the on-screen prompts to recover your cloud backup and sign back into your Google account. Troubleshooting Common Issues This public link is valid for 7 days
Downgrading your OnePlus 9 to Android 11 can be the perfect solution for regaining a fast and reliable smartphone experience, free from the bugs found in newer updates. By choosing the method that matches your comfort level and following these precautions, you can successfully roll back and enjoy the stability of OxygenOS 11 once again.
How to Downgrade OnePlus 9 from Android 12/13 to Android 11 Downgrading your OnePlus 9 to Android 11 (OxygenOS 11) restores the classic OnePlus user interface and stabilizes performance. Many users prefer OxygenOS 11 over later versions because it features the original, clean software design before the integration with Oppo’s ColorOS code base. Can’t copy the link right now
The OnePlus 9 originally launched with Android 11, and many users found it to be a stable and enjoyable experience. However, the rollout of Android 12 brought with it a host of issues for the device. Reports flooded in of unstable user interfaces, mobile connectivity problems, disappearing apps, and frustrating battery drain. For many users, the response was clear: downgrade back to the reliable Android 11.
: Download the specific rollback package for your model (NA, IN, or EU) to avoid regional compatibility errors.