Oxygen OS 12.1

OnePlus just recently announced the first Open Beta of Oxygen OS 12 for the OnePlus Nord. That was earlier this month and we already have the second beta update featuring Oxygen OS 12.1! This is a minor OTA update of about 60 MB. However, the update panel says Oxygen OS 12.1.

The open beta program from OnePlus is for letting people check out an early version of Android 12 firmware before the stable one rolls out. Looking at the changelog and feedback, it seems as if the stable Oxygen OS 12.1 is just around the corner. Meanwhile, OnePlus has released a hotfix OTA update to address some of the issues that have been reported by users.

The latest OTA update for OnePlus Nord features a new firmware build number F.10. It’s a minor update weighing just about 60MB in size. As for the changes, it corrects an issue with the audio that was playing incorrectly.

On top of this, you will get custom Oxygen OS 12 and Android 12 goodies like the new wallpaper-based theme engine (Material You), Privacy dashboard, and updated OnePlus apps.

Furthermore, you get Oxygen OS 12 native features like a custom version of Material You design, Dark Mode with 3 adjustable levels, improved Shelf, Canvas AOD, and much more.

So download and install OxygenOS 12.1 F.10 update from OnPlus Nord and also checkout the complete changelog.

OnePlus Nord Oxygen OS 12.1 Changelog

Update 2

  • System
    • Fixed the issue that sound plays abnormally

Update 1:

  • System
    • [Added] Smart Battery Engine, a feature that prolongs your battery life based on smart algorithms and biomimetic self-restoration technology
    • [Optimized] desktop icons with improved textures, by using a design inspired by brand-new materials and uniting lights and layers
  • Dark mode
    • [Supported] three adjustable levels, bringing a more personalized and comfortable user experience
  • Shelf
    • [Added] new additional style options for Cards, making data contents more visual and easier to read
    • [Added] access to OnePlus Scout in Shelf, allowing you to search multiple contents on your phone, including Apps, Settings, Media Data, etc
  • WorkLife Balance
    • [Added] WorkLife Balance feature, allowing you to effortlessly switch between Work and Life mode via quick settings
    • [Supported] automatic Work/Life mode switching, based on specific locations, Wi-Fi network, and time, also bringing customized App notification profiles according to the personalization
  • Gallery
    • [Supported] switching between different layouts with a two-finger pinch gesture, intelligently recognizing the best-quality pictures, and cropping the thumbnail based on the content, making the gallery layout more pleasing
  • Canvas AOD
    • [Added] new diverse styles of lines and colors, for a more personalized lock screen experience with inspiring visuals
    • [Added] multiple brushes and strokes and support for color adjustment
    • [Optimized] software algorithm and improved face recognition to better identify the features and skin color of different figures
  • Games
    • [Added] HyperBoost end-to-end frame rate stabilizer
    • [Added] Voice effect preview to allow you to record your voice effect or check your voice effect in real-time

Known issues (may have been fixed in the update 2)

  1. The left bottom button of the keyboard may disappear.
  2. Unable to browse, delete and download pictures in Cloud.
  3. Personal Safe may not respond.
  4. Anti-shake effect in Snapchat may not be obvious.
  5. The screen may flicker when previewing after taking pictures.

Download Oxygen OS 12.1 for OnePlus Nord (Full Stock Firmware Update)

Oxygen OS 12.1 for OnePlus Nord comes with the latest Open Beta 2. If you don’t already know, Open Beta is a secondary firmware for beta testers. It is based on the latest Android 12 firmware update released recently by Google.

If your device is on the first Oxygen OS 12 open beta, you will receive the OTA update notification. To check, visit Settings > System > System updates. OnePlus hasn’t provided incremental packages for the update yet.

So if your device is on the stable version, you can download the full OTA package listed below and manually update your device via Local Upgrade method.

OnePlus Nord

How to install Oxygen OS 12.1 full stock firmware for OnePlus Nord series?

Most of the above-listed updates are incremental OTA updates. Meaning, you need to be on the previous Oxygen OS 11 firmware and install the OTA zip via stock recovery or via adb commands.

Visit this tutorial here for incremental OTA: How to install OTA updates on any Android device?

Alternatively, for full updates, do the following:

MP version – Stable official version
DP version – Developer Preview version
OBT Version – Open Beta version

MP and OBT to DP upgrade guide—via Local OTA Update

Note: This upgrade method will erase all the contents of the phone, please be sure to backup first.

  1. Download the latest ROM upgrade zip package from the specified server.
  2. Copy the ROM upgrade package to the phone storage.
  3. Go to Settings -> System -> System Updates -> Click top right icon -> Local upgrade -> Click on the corresponding installation package -> Upgrade -> System upgrade completed to 100%.
  4. After the upgrade is complete, click Restart.
  5. Update successful.

Downgrade to Android 11 via rollback package on OnePlus Nord series

Tutorial: How to Downgrade OnePlus 8, 8Pro, 8T to Stable Android 11 (Without Losing Data) from Android 12

How to downgrade?

Users who have already upgraded to this OxygenOS 12 stable firmware, can rollback can download the full firmware from the downgrade section and install it via this APK here. With it, you can choose to roll back. It will open automatically after being installed, then you just need to click the button on the top right corner, to select the upgrade file as mentioned in step 3 of the instructions above.

  1. Download the suitable rollback package from the links below.
  2. Copy the Rollback package to the phone storage.
  3. Install this APK (direct link). You’ll need it to roll back. Then, open the “MyApplication2” app -> tap LOCAL UPGRADE, then enter the Recent page -> tap the top-left menu icon -> chose your phone model -> find the downgrade package and tap -> then will jump to another page and have an Installation options alert, tap INSTALL NOW -> wait to finish the installation -> tap reboot​​
  4. After the upgrade is complete, click Restart.
  5. Rollback successful.


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