Going with the latest trend, OnePlus has Added Shot on OnePlus watermark in the Camera Application. Other noteworthy changes include new lift up display, Gaming Do Not Disturb Mode, Network speed in status bar, OnePlus Slate font, Redesigned Dash Charge animation System stability and battery improvements.
The Company has also added Schedule Night Mode feature which will get automatically enabled. OnePlus has also redesigned the photo editor in Gallery and Caller UI.
OnePlus has already started working on the Android Oreo update for the OnePlus 3 and OnePlus 3T. Recently, Hydrogen OS Firmware based on Android 8.0 Oreo got leaked and is available to download for the OnePlus 3T.
That said, This OxygenOS update should be rolling out to all users over the coming days.