The i8042prt.sys is a device manufactured by BTC. Visitors have downloaded this file "i8042prt.sys" 322 times with an aggregate rating of 5 out of 5 stars based on 10 reviews. It has been installed successfully by our users on PCs running Windows 7 and Windows XP. The total disk space used for this update is 52.0 KB.
Windows XP
Hans (DG Member) on 5-Dec-2003
To get the i8042prt.sys driver, click the green download button above. After you complete your download, move on to Step 2.
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Tech Tip: If you are having trouble deciding which is the right driver, try the Driver Update Utility for BTC i8042prt.sys. 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.