OnePlus is a sub-brand of the Oppo family, the two companies not only merged their R&D departments in early 2021, but they are also consolidating code for their two Android-based operating systems. While Oxygen OS 12 will be used on global OnePlus phones, Color OS 12 will only be on China-only Oppo and OnePlus phones.

color os beta 3 oneplus 9 pro

Image: Techibee

Oppo will introduce the global ROM of Color OS 12 next Monday, which should be slightly different from the version announced in China last month and is already available for some Chinese Oppo and OnePlus units.

Oppo and OnePlus have announced that their Find X3 series and OnePlus 9 series smartphones are getting a ColorOS 12 update through an open beta in China.

OnePlus 9 Color OS 12 Open Beta C.31 brings lots of Fixes.

Changelogs of Color OS open beta C.31 : 


  • Improves system performance for certain scenarios. • Improves charging speed and extends battery life in some scenarios.
  • Fixes an issue where you sometimes couldn’t enter an app from the recent tasks screen.
  • Fixes an issue where notifications were sometimes automatically turned on for some apps.
  • Fixes a display issue when swiping down from the status bar.
  • Fixes an issue where the Home screen would sometimes display colours incorrectly. 
  • Fix mobile phone splash screen in certain scenarios
  • Fixes an issue where you sometimes couldn’t bring up the keyboard in floating windows.
  • Fixes an issue where the screen would sometimes not respond in some gaming scenarios.


  • Fixes an issue where the personal hotspot would sometimes turn off automatically.
  • Fixes an issue where you sometimes couldn’t turn off Wi-Fi


  • Makes Camera launch faster in some scenarios.
  • PC Connect
  • Fixes an issue where you sometimes couldn’t transfer or share some files across devices.
  • Improves connectivity in some scenarios.


  • Integrates the November 2021 Android security patch to enhance system security.


  • To reduce risks, we recommend backing up your personal data before the update
  • It is normal for your phone to heat up slightly during the update. Once the update is complete, your phone will quickly cool back down.
  • If you encounter any problems when using the new version, you can report them using the ‘Feedback” app.

To Install Color OS on Global phones follow below video guide :

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