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Visit the support site for any issues you may be having with the game or Steam.

March 18, 2009 - Valve

Updates to Team Fortress 2 have been released. The updates will be applied automatically when your Steam client is restarted. The specific changes include: Added Multicore Rendering

• This initial release is aimed at testing compatibility, so the option is OFF by default
• To turn it on, go to the Options->Video->Advanced dialog, and check the "Multicore Rendering" option

• Several performance improvements to decals and client bone/flex setup
• A variety of alt-tab and mode switch fixes
• Improvements to the way the engine initializes surround sound, fixing some specific hardware cases
• Fixed a crash on exit in Vista 64