TP-LINK TL-WN821N Driver Download

TP-LINK Drivers

The TL-WN821N 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 "TL-WN821N_V5_driver.zip" has been downloaded 2,372 times with a user rating of 4 out of 5 stars, based on 10 reviews. Compatibility for this driver update includes PCs running Windows operating systems such as Windows 8, Windows 7 and Windows XP. The total disk space used for this update is 33.6 MB.

10 Ratings
2,372 Downloads

Supported Models

TL-WN821N

Bluetooth 2.0+EDR Model 3.2 from Realtek Semiconductor(c)

Manufacturers

TP-LINK

RealTek

Supported Operating Systems

Windows 8.1, Windows 8.1 (64 bit), Windows 8, Windows 8 (64 bit), Windows 7, Windows 7 (64 bit), Windows XP, Windows XP (64 bit)

File Name

Versions

5.00 (15-Mar-2016)

Additional Notes

Wireless USB Adapter Driver File

Uploaded By

siddhik (DG Staff Member) on 21-Nov-2016

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
Setup.exe 13.0 MB 28 Dec 2015
Driver Files/Windows 7 32bit/LIM_TLWN821N_5_UN.txt 4.5 KB 22 Dec 2015
Driver Files/Windows 7 32bit/netrtwlanu.cat 19.3 KB 22 Dec 2015
Driver Files/Windows 7 32bit/netrtwlanu_COINST.inf 220.4 KB 22 Dec 2015
Driver Files/Windows 7 32bit/PBR_TLWN821N_5_UN.txt 2.7 KB 22 Dec 2015
Driver Files/Windows 7 32bit/rtlCoInst.dat 8.4 KB 22 Dec 2015
Driver Files/Windows 7 32bit/rtlCoInst.dll 26.9 KB 22 Dec 2015
Driver Files/Windows 7 32bit/rtwlanu.sys 3.8 MB 22 Dec 2015
Driver Files/Windows 7 64bit/LIM_TLWN821N_5_UN.txt 4.5 KB 22 Dec 2015
Driver Files/Windows 7 64bit/netrtwlanu.cat 19.4 KB 22 Dec 2015
Driver Files/Windows 7 64bit/netrtwlanu_COINST.inf 220.7 KB 22 Dec 2015
Driver Files/Windows 7 64bit/PBR_TLWN821N_5_UN.txt 2.7 KB 22 Dec 2015
Driver Files/Windows 7 64bit/rtlCoInst.dat 8.4 KB 22 Dec 2015
Driver Files/Windows 7 64bit/rtlCoInst.dll 30.5 KB 22 Dec 2015
Driver Files/Windows 7 64bit/rtwlanu.sys 4.6 MB 22 Dec 2015
Driver Files/Windows 8 32bit/LIM_TLWN821N_5_UN.txt 4.5 KB 22 Dec 2015
Driver Files/Windows 8 32bit/netrtwlanu.cat 19.3 KB 22 Dec 2015
Driver Files/Windows 8 32bit/netrtwlanu_COINST.inf 220.4 KB 22 Dec 2015
Driver Files/Windows 8 32bit/PBR_TLWN821N_5_UN.txt 2.7 KB 22 Dec 2015
Driver Files/Windows 8 32bit/rtlCoInst.dat 8.4 KB 22 Dec 2015
Driver Files/Windows 8 32bit/rtlCoInst.dll 26.9 KB 22 Dec 2015
Driver Files/Windows 8 32bit/rtwlanu.sys 3.8 MB 22 Dec 2015
Driver Files/Windows 8 64bit/LIM_TLWN821N_5_UN.txt 4.5 KB 22 Dec 2015
Driver Files/Windows 8 64bit/netrtwlanu.cat 19.4 KB 22 Dec 2015
Driver Files/Windows 8 64bit/netrtwlanu_COINST.inf 220.7 KB 22 Dec 2015
Driver Files/Windows 8 64bit/PBR_TLWN821N_5_UN.txt 2.7 KB 22 Dec 2015
Driver Files/Windows 8 64bit/rtlCoInst.dat 8.4 KB 22 Dec 2015
Driver Files/Windows 8 64bit/rtlCoInst.dll 30.5 KB 22 Dec 2015
Driver Files/Windows 8 64bit/rtwlanu.sys 4.6 MB 22 Dec 2015
Driver Files/Windows 8.1 32bit/LIM_TLWN821N_5_UN.txt 4.5 KB 22 Dec 2015
Driver Files/Windows 8.1 32bit/netrtwlanu.cat 19.3 KB 22 Dec 2015
Driver Files/Windows 8.1 32bit/netrtwlanu_COINST.inf 219.6 KB 22 Dec 2015
Driver Files/Windows 8.1 32bit/PBR_TLWN821N_5_UN.txt 2.7 KB 22 Dec 2015
Driver Files/Windows 8.1 32bit/rtlCoInst.dat 8.4 KB 22 Dec 2015
Driver Files/Windows 8.1 32bit/rtlCoInst.dll 26.9 KB 22 Dec 2015
Driver Files/Windows 8.1 32bit/rtwlanu.sys 3.9 MB 22 Dec 2015
Driver Files/Windows 8.1 64bit/LIM_TLWN821N_5_UN.txt 4.5 KB 22 Dec 2015
Driver Files/Windows 8.1 64bit/netrtwlanu.cat 19.3 KB 22 Dec 2015
Driver Files/Windows 8.1 64bit/netrtwlanu_COINST.inf 219.9 KB 22 Dec 2015
Driver Files/Windows 8.1 64bit/PBR_TLWN821N_5_UN.txt 2.7 KB 22 Dec 2015
Driver Files/Windows 8.1 64bit/rtlCoInst.dat 8.4 KB 22 Dec 2015
Driver Files/Windows 8.1 64bit/rtlCoInst.dll 30.5 KB 22 Dec 2015
Driver Files/Windows 8.1 64bit/rtwlanu.sys 4.7 MB 22 Dec 2015
Driver Files/Windows XP 32bit/LIM_TLWN821N_5_UN.txt 4.5 KB 22 Dec 2015
Driver Files/Windows XP 32bit/netrtwlanu.cat 19.3 KB 22 Dec 2015
Driver Files/Windows XP 32bit/netrtwlanu_XP_COINST.inf 202.5 KB 22 Dec 2015
Driver Files/Windows XP 32bit/PBR_TLWN821N_5_UN.txt 2.7 KB 22 Dec 2015
Driver Files/Windows XP 32bit/RTLBt.inf 2.0 KB 29 Oct 2015
Driver Files/Windows XP 32bit/rtlCoInst.dat 8.4 KB 22 Dec 2015
Driver Files/Windows XP 32bit/rtlCoInst.dll 26.9 KB 22 Dec 2015
Driver Files/Windows XP 32bit/rtwlanu_XP.sys 3.2 MB 22 Dec 2015
Driver Files/Windows XP 64bit/LIM_TLWN821N_5_UN.txt 4.5 KB 22 Dec 2015
Driver Files/Windows XP 64bit/netrtwlanu.cat 19.4 KB 22 Dec 2015
Driver Files/Windows XP 64bit/netrtwlanu_XP_COINST.inf 202.7 KB 22 Dec 2015
Driver Files/Windows XP 64bit/PBR_TLWN821N_5_UN.txt 2.7 KB 22 Dec 2015
Driver Files/Windows XP 64bit/RTLBt.inf 2.0 KB 29 Oct 2015
Driver Files/Windows XP 64bit/rtlCoInst.dat 8.4 KB 22 Dec 2015
Driver Files/Windows XP 64bit/rtlCoInst.dll 30.5 KB 22 Dec 2015
Driver Files/Windows XP 64bit/rtwlanu_XP.sys 4.5 MB 22 Dec 2015
Utility/data1.cab 818.0 KB 10 Aug 2015
Utility/data2.cab 6.8 MB 10 Aug 2015
Utility/ISSetup.dll 535.6 KB 10 Aug 2015
Utility/layout.bin 455 bytes 10 Aug 2015
Utility/setup.exe 372.7 KB 10 Aug 2015
Utility/setup.ini 485 bytes 10 Aug 2015
Utility/_Setup.dll 156.6 KB 10 Aug 2015

How to Update TL-WN821N Device Drivers Quickly & Easily

Step 1 - Download Your Driver

To get the TL-WN821N 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-WN821N 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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