TP-LINK TL-WN721NC Driver Download

TP-LINK Drivers

The TL-WN721NC is a network device manufactured by TP-LINK. 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 "" is rated (4 out of 5 stars) based on 235 downloads and 4 reviews. The uploader reports that this update will work successfully on PCs running Windows 7, Windows Vista and Windows XP. The total disk space used for this update is 34.1 MB.

4 Ratings

Supported Models


TP-LINK 150Mbps Wireless Lite N Adapter

Wireless G USB Adapter



Supported Operating Systems

Windows 7, Windows Vista, Windows 2003, Windows XP, Windows 2000

File Name

Additional Notes

Wireless N USB Adapter Driver File

Uploaded By

Peter (DG Staff Member) on 29-Feb-2012

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
TL-WN721N/Driver Files/Windows 2000_XP/athuw.sys 1.7 MB 5 Jan 2010
TL-WN721N/Driver Files/Windows 2000_XP/ 7.5 KB 5 May 2010
TL-WN721N/Driver Files/Windows 2000_XP/netathuw.inf 35.3 KB 20 Jan 2010
TL-WN721N/Driver Files/Windows 7 32bit/athur.sys 1.5 MB 6 Jan 2010
TL-WN721N/Driver Files/Windows 7 32bit/ 7.5 KB 13 May 2010
TL-WN721N/Driver Files/Windows 7 32bit/netathur.inf 17.6 KB 21 Jan 2010
TL-WN721N/Driver Files/Windows 7 64bit/ 7.5 KB 13 May 2010
TL-WN721N/Driver Files/Windows 7 64bit/athurx.sys 1.8 MB 6 Jan 2010
TL-WN721N/Driver Files/Windows 7 64bit/netathurx.inf 17.3 KB 21 Jan 2010
TL-WN721N/Driver Files/Windows Vista 32bit/athur.sys 1.4 MB 6 Jan 2010
TL-WN721N/Driver Files/Windows Vista 32bit/ 7.5 KB 5 May 2010
TL-WN721N/Driver Files/Windows Vista 32bit/netathur.inf 17.3 KB 20 Jan 2010
TL-WN721N/Driver Files/Windows Vista 64bit/ 7.5 KB 5 May 2010
TL-WN721N/Driver Files/Windows Vista 64bit/athurx.sys 1.7 MB 6 Jan 2010
TL-WN721N/Driver Files/Windows Vista 64bit/netathurx.inf 17.1 KB 20 Jan 2010
TL-WN721N/Driver Files/Windows XP 64bit/athuwx.sys 2.4 MB 5 Jan 2010
TL-WN721N/Driver Files/Windows XP 64bit/ 7.5 KB 5 May 2010
TL-WN721N/Driver Files/Windows XP 64bit/netathuwx.inf 38.3 KB 20 Jan 2010
TL-WN721N/QSS-721.exe 6.4 MB 6 Jan 2010
TL-WN721N/Setup.exe 24.5 MB 25 May 2010
TL-WN721N/TL-WN721N User Guide.pdf 1.4 MB 1 Jun 2010

How to Update TL-WN721NC Device Drivers Quickly & Easily

Step 1 - Download Your Driver

To get the TL-WN721NC 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 TP-LINK TL-WN721NC 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 TP-LINK 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 TP-LINK website. Most major device manufacturers update their drivers regularly.

Step 2 - Install Your Driver

Once you have downloaded your new driver, you'll need to install it. In Windows, use a built-in utility called Device Manager, which allows you to see all of the devices recognized by your system, and the drivers associated with them.

How to Open Device Manager

  • In Windows 11, Windows 10 & Windows 8.1, right-click the Start menu and select Device Manager

  • In Windows 8, swipe up from the bottom, or right-click anywhere on the desktop and choose "All Apps" -> swipe or scroll right and choose "Control Panel" (under Windows System section) -> Hardware and Sound -> Device Manager

  • In Windows 7, click Start -> Control Panel -> Hardware and Sound -> Device Manager

  • In Windows Vista, click Start -> Control Panel -> System and Maintenance -> Device Manager

  • In Windows XP, click Start -> Control Panel -> Performance and Maintenance -> System -> Hardware tab -> Device Manager button

How to Install a driver from Device Manager

  1. Locate the device and model that is having the issue and double-click on it to open the Properties dialog box.

  2. Select the Driver tab.

  3. Click the Update Driver button and follow the instructions.

In most cases, you will need to reboot your computer in order for the driver update to take effect.

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.

This website is not affiliated with TP-LINK. All company names/logos are properties of their owners.
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