The Compaq Presario CQ57-252SA is a network device manufactured by HP. Issues like weak Wi-Fi signal, slow DNS lookup, duplicate IP addresses, slow network and excessive CPU usage can be solved by updating this driver. This version of "sp52421.exe" has been downloaded 24 times with a user rating of 5 out of 5 stars, based on 10 reviews. It is compatible with PCs running Windows 7, among other operating systems. The total disk space used for this update is 6.0 MB.
Compaq Presario CQ57-252SA
Windows 7, Windows 7 (64 bit)
7.42.304.2011 (9-Apr-2016)
LAN Driver File
siddhik (DG Staff Member) on 20-Sep-2016
To get the Compaq Presario CQ57-252SA 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 HP Compaq Presario CQ57-252SA 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 HP Driver Update Utility. It is a software utility which automatically finds and downloads the right driver.
To find the newest driver, you may need to visit the HP website. Most major device manufacturers update their drivers regularly.
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.