Chinese smartphone firm, OnePlus has released the first OxygenOS Beta based on Android 8.0 Oreo for the OnePlus 5.
With Android 8.0 Oreo Beta on OnePlus 5, you'll get new Settings and Notification panel UI, Picture in Picture (PIP), Adaptive icons, Smart text selection, Autofill, Notification timeout, and new emojis. OnePlus has also added Critical October Security Patch.
Note that most major aspects of the phone are working as expected but still there are few bugs. OnePlus plans to optimize performance and compatibility of 3rd party apps in the next update.
OnePlus has already updated the OnePlus 3 and OnePlus 3T to Android Oreo. You can download the OxygenOS beta based on Android Oreo for the OnePlus 5T from the below link.
Android Oreo Beta: OnePlus 5