The latest update on OnePlus 9 is sowing in India with 11.2.6.6.LE25DA version number, while the 9 Pro receives the update with 11.2.6.6.LE15DA build number. As for now the update is weeding over-the-air in India, will soon be available for Europe and North American variant. In terms of security then this build bags May 2021 monthly security patch from the previous OxygenOS 11.2.5.5 update. Apart from that the update brings a bunch of improvements. Talking about the changes, then the OxygenOS 11.2.6.6 update on OnePlus 9 series bring improvements to charging experience, power consumption, and stability. The incremental patch knocks up with improved auto white balance for rear camera, optimizations to noise reduction, focusing experience, and other camera issues. Aside from that, the latest update also improves the network performance. Here you can check complete changelog before sideloading the update.
OnePlus 9 & 9 Pro OxygenOS 11.2.6.6 Update – Changelog
System
Improved charging experienceOptimized power consumptionFixed known issues and improved stability
Camera
Improved the hidden operation logic of the camera‘s top barOptimized the noise reduction and sharpening effect of the rear cameraImproved the focusing experience and brightness constancy in indoor scenesImproved the accuracy of auto white balance of the rear camera
Network
Improved network performance
OnePlus is pushing the OxygenOS 11.2.6.6 update in Europe with 11.2.6.6.LE15BA / 11.2.6.6.LE25BA build number and 11.2.6.6.LE15AA / 11.2.6.6.LE25AA for North American units. It is a small update doesn’t require much data for sideloading the update. As I said earlier, the update is in a rolling phase, sooner it will be available to everyone. And so, it may be possible that you already received the update over the air. But in case if you did not receive any update notification, then you can manually check for the update. To do so, go to Settings > System > System Updates > click on download and install if the new build is available. If you want to install the update immediately then you can install it manually with the given method. Prerequisites:
Charge your phone to at least 60%Backup your data
Steps to Update OnePlus 9 to OxygenOS 11.2.6.6
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