Most major device manufacturers update their drivers regularly. To find the newest driver, you may need to visit the Canon website. It is a software utility which automatically finds and downloads the right driver. Tech Tip: If you are having trouble deciding which is the right driver, try the Canon Driver Update Utility. In the results, choose the best match for your PC and operating system. Enter Canon EOS 20D into the search box above and then submit. If the driver listed is not the right version or operating system, search our driver archive for the correct version. After you complete your download, move on to Step 2. To get the EOS 20D driver, click the green download button above. How to Update EOS 20D Device Drivers Quickly & Easily Step 1 - Download Your Driver