» Fri Mar 11, 2011 3:44 am
Okay, make sure you are online and logged into your Steam account. Go to the Library, right click the Fallout: New Vegas entry and select Properties (at the bottom).
Choose the Updates tab and make sure the selection box says "Always keep this game up to date". Choose Close. If it doesn't start to download the patch right away, then open the Steam menu and exit the program. Restart Steam and it should start downloading the patch.