The updates will be applied automatically when your Steam client is restarted. This patch will bring your game to version 1.2.1.10

The major changes in this update include:

Race07:

• Fix for events rotation issues on dedicated server where a given track would constantly reload.
• Added scrolling for version and installed packs announcer in the main menu when a lot of packs are installed
• Changed default volume values for "Tyre Skid" and "Tyre Scrub" to 80 and 40 respectively (requires creation of a new profile)
• Increased threshold for wheel smoke emission. No smoke should emit any longer when just taking a corner at high speed.

STCC 2:

• Fix for blue arms when using custom skins
• Fix for the pit entry .gmt gate that was too wide and triggered when player would pass inches from the pitwall.

RETRO:

• Fix for various custom skins that didn't work
• Fix for some online compatibility issues between RETRO and STCC

Formula RaceRoom:

• Updated skins with winners of the skinning competition

GT Power Expansion:

• Fix for blurry textures on the BMW M3 GT2

http://www.raceroom.net/news/race-07/update-1-2-1-10/