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Oneplus has released another OTA patch or Hotfix for Oneplus 9, in the month of December 2021. This update tries to fix system upgrade failure in which, the device has a few problems while updating the software of the device along with better connectivity of 5G is some scenarios.
Release date: the update was released on 30th December 2021
In particular, as per the OnePlus community, this update doesn't solve this problem for affected users, At the beginning of December 2021 OnePlus had released a stable OxygenOS 12 for 9 Series but unfortunately, it had a tremendous amount of bugs which they had re-called after a few days.
Just after a week, OnePlus released New OxygenOS 12 with Android 12 update for 9 Series of devices carrying the C.39 Build and December 2021 Security Patch along with it.
This update [C.39 Build] had fixed quite a few bugs, but the main bug of software not upgrading is carried to most devices which are affecting the Community of Red Cable & Other issues.
Previous Post: Oneplus 9: New OxygenOS 12 based on Android 12 [C.39 Build]
Source: Oneplus Community
| Android OS | Update | Release Date/Status | Estimated months |
| Android 11 | Out-of-the-box | March 2021 | nil |
| Android 12 | First OS update | December 2021 | 2 Months |
| Android 13 | Second OS update | – | – |
| Android 14 | Third OS update | – | – |
As this is the first major android upgrade the OnePlus 9 is getting, It still has two more major android build that is Android 13 & Android 14 respectively. Current OS Android 12 with OxygenOS 12 as of December 2021.
The OnePlus 9 will receive three years of major OS updates and four years of Security updates.
Therefore, Android 12 will be the first major OS update on this device and it is also eligible to be on the Android 13 and Android 14 update list as well.
Check here >>> OnePlus Android 12 update list
The OxygenOS 12 with Android 12 update is currently rolling out to OnePlus 9 users. But, it is soon expected to be rolled out to all the users soon Globally
OnePlus Community thread for Software Update
Once the update is available on your device, you can head over to Settings >> About Phone >> Software Update section to update your OnePlus 9
For more OnePlus Android updates please download our android app – available on the Play Store
