You will shortly be able to download the binaries here. Please use sha256sum to compare the hash of the downloaded package with the corresponding hash from this list.
Please do NOT open bug reports at http://www.virtualbox.org/wiki/Bugtracker but use our VirtualBox Beta Feedback forum to report any problems with the Beta. Please concentrate on reporting regressions since VirtualBox 5.1.26.
VirtualBox 5.2 will be a new minor release. Here is an incomplete list of changes since version 5.2 Beta 2:
- Audio: implemented ability to enable or disable audio input/output on-the-fly