Update your video drivers either through Windows Update or by downloading drivers from the Nvidia, ATI or Intel website, depending on your graphics hardware. This offline installer includes every update to DirectX 9 and will reinstall over your existing copy, potentially fixing its problems. Install the June 2010 version of DirectX 9 (link in Resources) if the Web Installer reports you already have an up to date version but you continue to have trouble with DirectX 9 applications. DirectX 9 installs and runs separately from DirectX 11, and many games require it even on systems with DirectX 11 installed. On Windows 7 or Vista, you can alternatively download the updates manually (links in Resources).ĭownload and open the DirectX End-User Runtime Web Installer (link in Resources) to update DirectX 9. On Windows 8, Windows Update is the only method to update DirectX 11. Run Windows Update from the Control Panel to install updates for DirectX 11, available on Windows versions dating back to Vista. Slide the "Hardware Acceleration" option to "Full." Open the "Troubleshooting" tab and click "Change Settings." Enter the administrator password if prompted. Right-click the desktop and choose "Screen Resolution." Programs that require a version other than those listed will not work on your computer.Ĭheck the DirectX Features section to make sure each line reads "Enabled." If any line does not, you need to enable hardware acceleration. Read the "Feature Levels" line in the Drivers section to see which versions of DirectX your video card supports. If DirectX is installed correctly, it will read "No problems found." Read the "Notes" box to learn about any errors with Direct3D.
Open the "Display" tab to see the status of Direct3D and other graphics components in DirectX. Press "Windows-R" and enter "dxdiag" to run the DirectX Diagnostic Tool.
Windows includes a tool for testing your DirectX installation, and you can solve most issues by turning on hardware acceleration or updating DirectX and your video driver. If your computer has a problem with a DirectX file or a graphics driver, it can cause these programs to crash or not open. Many computer games, as well as some 3D modelling programs, rely on the Direct3D component of DirectX to render graphics.
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