The SteamVR Beta has been updated with the following changes. This build is a candidate for a full release and will likely roll out to everyone in the next few days.

If you encounter issues with this update, please post in the SteamVR Bug Report forum. If possible, please include a system report to aid in tracking down your issue. Replies to this post are not tracked for bug reporting purposes. Please use the forum linked above to report issues.

SteamVR:

• Fix a rare crash.
  

Valve Index Headset Firmware (v1564435334):

• Updated hmd firmware to release candidate (combines all recent display initialization and USB updates)