Download the latest version of the Prolific USB-to-Serial Comm Port driver for your computer's operating system. This driver - "Altina_GGM309.rar" - has been downloaded 462 times and is rated 4 out of 5 stars based on 14 reviews. Our users report success installing this driver update on PCs running Windows Vista. The total disk space used for this update is 1.9 MB.
Altina GGM309
Prolific USB-to-Serial Bridge
Prolific USB-to-Serial Comm Port
USB to Serial Port
Windows Vista, Windows XP, Windows 2000
Tarx1000 (DG Member) on 7-Dec-2008
To get the Prolific USB-to-Serial Comm Port driver, click the green download button above. After you complete your download, move on to Step 2.
If the driver listed is not the right version or operating system, search our driver archive for the correct version. Enter Altina Prolific USB-to-Serial Comm Port into the search box above and then submit. In the results, choose the best match for your PC and operating system.
Tech Tip: If you are having trouble deciding which is the right driver, try the Driver Update Utility for Altina Prolific USB-to-Serial Comm Port. It is a software utility which automatically finds and downloads the right driver.
After you get your new driver, you need to put it on your computer. On Windows, there's a tool called Device Manager that helps with this. It shows you all the parts of your computer and the drivers they use. To finish setting up the new driver, you'll probably need to turn your computer off and on again.
Tech Tip: Driver downloads and updates come in a variety of file formats with different file extensions. For example, you may have downloaded an EXE, INF, ZIP, or SYS file. Each file type has a slighty different installation procedure to follow.
For more help, visit our Driver Support Page for step-by-step videos on how to install drivers for every file type.