A new Steam client has been released and will be automatically downloaded.

General

  • Improved preallocation disk space performance when installing or updating content
  • Improved performance of Steam overlay, macOS and Linux web browsersFixed videos from youtube.com not starting automatically when browsed to


Downloads

  • Fixed downloading for developers on some networks using local content servers


Library

  • Fixed some game manuals opening inside of the Steam client instead of in the user's browser.Fixed shelf dropdown rendering from displaying without a background.


Server Browser

  • Changes were made to harden the server browser protocol. Gameserver operators and anyone who writes custom clients that speak this protocol (A2S_INFO, S2C_CHALLENGE, etc) can read this post.


Steam Chat

  • Fixed Windows issue where voice hotkey may be erroneously triggered if unsetFixed macOS issue preventing setting of voice hotkey when cleared


Steam Input

  • Added support for PS5 Controllers to Steam Input including trackpad, gyro, lightbar, and rumble functionality
  • Added a directional swipe mode for use with trackpads and gyro
  • Improved support for games that use raw input for controllers
  • Fixed the Xbox Series X controller showing up as 2 separate controllersFixed controller input for some games using embedded Chrome


Windows

  • Fixed unintentional overlay activation in Apex Legends after returning to the game via alt + tab then pressing shift


Linux

  • Updated steam runtime to v0.20201203.1
  • Improved the filtering of available compatibility tools in the game properties dialog
  • Fixed launching of non-Steam games over Proton 5.13 (steam-runtime#287)
  • Fixed games not getting stopped via the 'Stop' button in the client UI (steam-for-linux#7435)
  • Added auto-migration of Steam libraries using the old 'SteamApps' directory casing to 'steamapps' when possible (Proton#4206). Users will be warned if the transition is needed but auto-migration fails.
  • Improved how host LD_LIBRARY_PATH settings are picked up and transformed for the Steam runtime (steam-runtime#274)
  • Improved host LD_LIBRARY_PATH support (steam-runtime#306)Fixed blank UI windows appearing at startup on some systems (steam-for-linux#7450)



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