An update has been released for Left 4 Dead 2.

- Fixed some Steam Controller bugs
- Added bindings for voting with the Steam Controller

An update has been released for Left 4 Dead 2 Authoring Tools.

- Fixed Workshop Manager failing to launch.

An update has been released for Left 4 Dead 2.

- Additional bindings and fixes for Steam Controller support.

An update has been released for Left 4 Dead 2.

- Added native steam controller support.
- Added support for surround sound on SteamOS.

An update has been released for Left 4 Dead 2.

- Fixed several security issues.

An update has been released for Left 4 Dead 2

- Fixed a possible crash when a server goes into hibernation.
- Fixed an occasional crash in the physics system when touching entities are deleted.
- Fixed a crash in scripted_user_func command.
- Fixed Survivor bots picking up weapons from a spawner that was already depleted.

An update has been released for Left 4 Dead 2

- Fixed an edge case where a Survivor that should have been incapacitated from taking damage would be killed instead, even though the Survivor wasn't on third strike.
- Cheat-protected some sound mixer commands to prevent exploits.

An update has been released for Left 4 Dead 2.

- Fixed low volume with some speaker configurations.

An update has been released for Left 4 Dead 2.

- Fixed an exploit that could allow clients to transfer blacklisted files to and from the server.

An update has been released for Left 4 Dead 2.

- Fixed several rare but persistent crashes:
- Round restart in No Mercy map 1
- Witch eye glow particle system
- Chainsaw pose parameter update
- Common Infected post data update
- Scavenge mode scoreboard
- Fixed text input not working correctly in Hammer model browser search field.