Posted 13th October 2016 09:56 PM on steam.
The client beta has just been updated with the following changes:

General

  • Improved performance when unlocking a preloaded game
  • Added ability to spectate VR games from Steam LinkFixed the client buildid not being reliably included in UserAgent for some web requests


Big Picture

  • Fixed mouse clicks in Big Picture overlay


Steam Controller

  • Fixed Configuration bug when performing a Steam-Chord action from a non-Steam game.Fixed Joystick Move gyro flipping when turning the controller too far. It will now lock to the maximum deflection until it is past 180 degrees from neutral.



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