OnePlus 9 and 9 Pro getting OxygenOS update with May 2021 security patch

OnePlus 9 is the latest flagship lineup from OnePlus that comes with a number of premium features such as a flagship camera, Snapdragon 888 5G processor, and more. Just after the launch, these latest smartphones have also started getting updates.

The company has lastly updated the OnePlus 9 and 9 Pro phones with April 2021 security update. Now as per the latest information, the OnePlus 9 and OnePlus 9 Pro have started getting May 2021 security patch for improved system security.

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The latest firmware can be identified with OxygenOS software version for the OnePlus 9 and OnePlus 9 Pro. In addition to the improved security, the new update also comes with a bunch of improvements and fixes in the system, camera, and network. Check the full changelog below.



  • Improved charging performance
  • Fixed the small probability lagging issue of the keyboard
  • Fixed known issues and improved system stability
  • Updated Android security patch to 2021.05


  • Improved the HDR effect in some shooting scenes
  • Improved the white balance performance of the rear camera


  • Improved the stability of network communication
  • Improved the performance of Wi-Fi connection