https://wccftech.com/android-oreo-oxygen-5-oneplus-3-3t/

OnePlus has been up to a lot lately, the company recently announced its new flagship – the OnePlus 5T and also opened Oreo beta program for the OnePlus 3 and OnePlus 3T smartphones. Today, OnePlus released the first official build of Oreo for the OnePlus 3/3T. While the OnePlus 5 and OnePlus 5T smartphones are yet to receive their Oreo treat, the OnePlus 3/3T owners can savour the treat today.

Since June, the company has been talking about releasing Oreo for the OnePlus 3 and 3T smartphones. We have been following OnePlus’s trail for the Oreo as it has been testing the firmware with beta builds while trying to stick to the deadline of releasing the final stable build before the end of this year. Today, in a blog post, OnePlus announced that it is now pushing OxygenOS 5.0 (Android O) to the OnePlus 3/3T smartphones.