OnePlus 9 series of smartphones are the only handsets from this Chinese OEM, that are ready to test the Android 12 beta. Meanwhile, the company is also rolling out an incremental OxygenOS update that carries a bunch of cameras and other related improvements.
The latest firmware for the OnePlus 9 and 9 Pro can be identified with OxygenOS 11.2.6.6. It is currently rolling out for smartphones in India and will soon expand to other regions as well. If the update hasn’t arrived via OTA then the users can also check for it manually through the device’s settings and then the software updates section.
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The OnePlus 9 devices have already received May 2021 security update recently and the June 2021 security still has some time to arrive. So, this update is limited to some improvements and majorly in the camera department.
Additionally, it optimizes the power consumption, improves the charging experience, and also fixes some known issues, thus brings stability to the devices. You can check the version numbers and a full changelog below.
Software Versions:
OnePlus 9
- IN: 11.2.6.6.LE25DA
- EU: 11.2.6.6.LE25BA
- NA: 11.2.6.6.LE25AA
OnePlus 9 Pro
- IN: 11.2.6.6.LE15DA
- EU: 11.2.6.6.LE15BA
- NA: 11.2.6.6.LE15AA
Changelog:
- System
- Improved charging experience
- Optimized power consumption
- Fixed known issues and improved stability
- Camera
- Improved the hidden operation logic of the camera‘s top bar
- Optimized the noise reduction and sharpening effect of the rear camera
- Improved the focusing experience and brightness constancy in indoor scenes
- Improved the accuracy of auto white balance of the rear camera
- Network
- Improved network performance
(Source)