Cierto.
Changelog:
User Feedback app is back
You can continue sending bug reports via the app again
Improved Wifi and Data connectivity
Please let us know if you see a change in the behavior of your network connections
Improved the performance of NFC
Improved stability of Picture in Picture
Apps that are supported by PiP are less likely to cause a reboot
Reduced likelihood of device heating up in certain circumstances
Fixed issue of missing voicemail tab in dialer
Sorry about that..

ops:
Other general bug fixes
This includes things like the Notification dot issue, ambient display issues, random reboots, available storage calibration, and many other smaller issues.
Known issues:
Fingerprint actions may still be slower than you are used to
Performance and compatibility of 3rd party apps are still being optimized
Instructions for Rolling back to Android N builds
If you want to revert back to the last Open Beta N build (OnePlus 3 Open beta 24 or OnePlus 3T Open Beta 15) you will need to flash the special build provided below. Because of the nature of downgrading from a major version, this will cause you to lose partial data.