Code: update log: system - A new visual style that will make you feel refreshed - Added new Android 9.0 navigation interaction mode, waiting for you to explore - Support theme to emphasize color customization, color selection by you - More powerful do not disturb mode, method and time are defined by you - Game mode 3.0 new upgrade, notification reminder is lighter, thrid-party application call suspension reminder, help you enjoy the game and not miss important information - More surprises and detailed optimizations, etc.

You can download via this link:format /data is officially recommended,but i updated successfully via flashing through twrp.further ota is avaliable.Preview and installation procedure video(Thanks @ hypergamer1231 Full review: ( Thanks @ hypergamer1231 How to root:edit:NFC is broken,and i am not sure what happened,maybe dirty flashing has resulted in it.I will make a clean flash when i wake up.! fixed after a clean flash(factory reset)Moreover,OnePlus Engineers promised in Chinese forum that Open Beta would be avaliabe in Week 3,August.But i don't know if Oxygen OS is on the same schedule.Maybe wait for Oxygen Pie is your better choice