The easiest way to do this is to use the Direct X Diagnostic tool included with Windows.
If you’ve jumped between graphics cards or have installed multiple drivers, it might be worth removing everything and starting from scratch to avoid them all clashing.
This is especially recommended if you’re actually having display problems.
However, it may be necessary to periodically update the computer’s video drivers, either to fix a problem or to get the very best performance the system can deliver.
Users of ATI video cards can download drivers here, and NVIDIA users can download drivers here.
Before updating the graphics drivers, we recommend installing and launching X-Plane (per the X-Plane 10 manual) and seeing how it runs.
If any of the following is experienced, the system’s graphics drivers probably need to be updated: Additionally, if an error appears referring to a corrupt or missing file, the graphics drivers most likely need to be replaced.If you have the AMD Catalyst Control Center installed then you can use this utility to remove your drivers.Search your system for uninstall a program and select the relevant result.A high percentage of Windows-based computers are operating with drivers that are out of date or that do not currently support Open GL (caused by using the default Windows drivers rather than those of the manufacturer).If it is determined that the drivers need to be updated, users should first determine what graphics card they have.Only if you are installing a new graphics card after previously using ATI or Intel graphics should you uninstall your old drivers.