A step-by-step installation guide can be found be scrolling down on that page.
If your machine was assembled as a complete system and you have not upgraded or modified the video card, it is recommended that you visit the system assembler's website.
Steam Support assumes no responsibility for the effects that changing the driver for your video or sound card may have on your system - it is your responsibility to follow the instructions provided by the video card manufacturer to ensure the proper removal of old drivers and installation of updated drivers.
Use the Operating System, video card name & manufacturer, and driver version information to search your video card or computer manufacturer's site for updated drivers which will be compatible with your system.
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows Update\UX\Settings Exclude WUDrivers In Quality Update DWORD 0 = On 1 = Off The files below will add and modify the DWORD value in the registry key below.
HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\Windows Update Exclude WUDrivers In Quality Update DWORD (delete) = Enable 1 = Disable San Disk Ultra SDSSDHII-960G-G25 960 GB SATA III SSD (System) Crucial MX100 CT256MX100SSD1 256GB SATA III SSD (User Tree) 2 * Seagate Barracuda 7200.12 ST31000528AS 1TB 7200 RPM SATA II Mech.
Had to look up 8.1 64bit drivers from support sites to see working results on some older expansion cards here.