RealTek RTL8191SE Driver Download

RealTek Drivers

The RTL8191SE is a network device manufactured by RealTek. 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 update - "" - has an average rating of 5 out of 5 stars based on 16 reviews, and has been downloaded 2,511 times. Our users report success installing this driver update on PCs running Windows 7 and Windows XP. The total disk space used for this update is 27.4 MB.

16 Ratings

Supported Models




Supported Operating Systems

Windows 2003, Windows XP, Windows 2000

File Name


2020.1.0311.2011 (11-Mar-2011)

Additional Notes

Description: Realtek RTL8191SE Wireless LAN 802.11n PCI-E NIC Driver

File name:

File size: 26.17 MB (27,442,618 octets)

Driver Version: 2020.1.0311.2011

Date: 2011.03.11

Operating Systems: Windows 7, Windows 7 x64, Windows Server 2008, Windows Server 2008 x64, Windows Vista, Windows Vista x64, Windows Server 2003, Windows XP, Windows XP-x64, Windows 2000, Windows ME, Windows 98SE

Hardware IDs:

IDs for 1x1 N HMC


PCI\VEN_10EC&DEV_8171&SUBSYS_818110EC ;;Toshiba

PCI\VEN_10EC&DEV_8171&SUBSYS_818210EC ;;Toshiba

PCI\VEN_10EC&DEV_8171&SUBSYS_818310EC ;;Toshiba

PCI\VEN_10EC&DEV_8171&SUBSYS_818410EC ;;Toshiba


Uploaded By

Jerry K (DG Member) on 31-Mar-2011

How to Update RTL8191SE Device Drivers

Step 1 - Download Your Driver

To get the RTL8191SE 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 RealTek RTL8191SE 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 RealTek 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 RealTek website. Most major device manufacturers update their drivers regularly.

Step 2 - Install Your 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.

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