Realtek RTL8187 Wireless 802.11g 54Mbps USB 2.0 Network Adapter Driver Download

RealTek Drivers

The RTL8187 Wireless 802.11g 54Mbps USB 2.0 Adapter 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 version of "" is rated (4 out of 5 stars) based on 2,179 downloads and 9 reviews. Visitors have successfully installed this driver on PCs running Windows XP. The total disk space used for this update is 10.5 MB.

9 Ratings (see all reviews)

Supported Models


Realtek RTL8187 Wireless 802.11b/g 54Mbps USB 2.0 Network Adapter

Realtek RTL8187 Wireless 802.11g 54Mbps USB 2.0 Network Adapter

SITECOM WL-168 Wireless Network USB Adapter 54g

SURECOM EP-9001-g 802.11g 54M WLAN USB Adapter



Supported Operating Systems

Windows Vista, Windows Vista (64 bit), Windows 2003, Windows XP, Windows 2000, Windows NT4, Windows ME, Windows 98SE, Windows 98, Windows 95

File Name


402.2006.1.18 (18-Jan-2006)
5.1312.0416.2008 (2008-04-16) via .inf
6.1313.0613.2008 (2008-06-13) via .inf
5.1313.0613.2008 (2008-06-13) via .inf

Additional Notes

This is the Utility and the driver for USB/PCI Realtek Wireless.

Uploaded By

Jomar (DG Member) on 20-Aug-2008

Ratings & Reviews

See all Realtek RTL8187 Wireless 802.11g 54Mbps USB 2.0 Network Adapter ratings and reviews

Related Driver Updates

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
8187_1313.0613_UI_1.00.0023/87-USB/DATA/8187.ini 1.3 KB 7 Dec 2007
8187_1313.0613_UI_1.00.0023/87-USB/DATA/RtlService.ini 86 bytes 5 Jul 2007
8187_1313.0613_UI_1.00.0023/87-USB/DATA/text.file 1.3 KB 7 Dec 2007
8187_1313.0613_UI_1.00.0023/87-USB/DATA/Vista/8187.ini 1.3 KB 7 Dec 2007
8187_1313.0613_UI_1.00.0023/87-USB/DATA/WPS 1.2 KB 16 May 2007
8187_1313.0613_UI_1.00.0023/87-USB/ 2.9 MB 3 Dec 2007
8187_1313.0613_UI_1.00.0023/87-USB/ 5.3 MB 3 Dec 2007
8187_1313.0613_UI_1.00.0023/87-USB/IsConfig.ini 8.0 KB 21 Dec 2007
8187_1313.0613_UI_1.00.0023/87-USB/ISSetup.dll 492.0 KB 5 Apr 2007
8187_1313.0613_UI_1.00.0023/87-USB/layout.bin 455 bytes 3 Dec 2007
8187_1313.0613_UI_1.00.0023/87-USB/Release notes/ISS_Release.txt 9.2 KB 3 Dec 2007
8187_1313.0613_UI_1.00.0023/87-USB/Release notes/Release_87.txt 13.6 KB 26 Jun 2008
8187_1313.0613_UI_1.00.0023/87-USB/Release notes/Utility_Release.txt 25.8 KB 3 Dec 2007
8187_1313.0613_UI_1.00.0023/87-USB/RTL8187/VistaX64/ 11.4 KB 16 Jul 2008
8187_1313.0613_UI_1.00.0023/87-USB/RTL8187/VistaX64/Netrtuw.inf 11.1 KB 27 Jun 2008
8187_1313.0613_UI_1.00.0023/87-USB/RTL8187/VistaX64/rtl8187.sys 399.4 KB 27 Jun 2008
8187_1313.0613_UI_1.00.0023/87-USB/RTL8187/VistaX86/ 11.4 KB 16 Jul 2008
8187_1313.0613_UI_1.00.0023/87-USB/RTL8187/VistaX86/Netrtuw.inf 11.1 KB 27 Jun 2008
8187_1313.0613_UI_1.00.0023/87-USB/RTL8187/VistaX86/rtl8187.sys 335.9 KB 27 Jun 2008
8187_1313.0613_UI_1.00.0023/87-USB/RTL8187/Win98/Netrtuw.inf 11.9 KB 27 Jun 2008
8187_1313.0613_UI_1.00.0023/87-USB/RTL8187/Win98/rtl8187.sys 340.5 KB 27 Jun 2008
8187_1313.0613_UI_1.00.0023/87-USB/RTL8187/WinME/Netrtuw.inf 11.9 KB 27 Jun 2008
8187_1313.0613_UI_1.00.0023/87-USB/RTL8187/WinME/rtl8187.sys 340.5 KB 27 Jun 2008
8187_1313.0613_UI_1.00.0023/87-USB/RTL8187/WinX64/ 11.4 KB 16 Jul 2008
8187_1313.0613_UI_1.00.0023/87-USB/RTL8187/WinX64/Netrtuw_x64.inf 11.2 KB 27 Jun 2008
8187_1313.0613_UI_1.00.0023/87-USB/RTL8187/WinX64/rtl8187.sys 482.8 KB 27 Jun 2008
8187_1313.0613_UI_1.00.0023/87-USB/RTL8187/WinXP2K/ 11.4 KB 16 Jul 2008
8187_1313.0613_UI_1.00.0023/87-USB/RTL8187/WinXP2K/Netrtuw.inf 11.9 KB 27 Jun 2008
8187_1313.0613_UI_1.00.0023/87-USB/RTL8187/WinXP2K/rtl8187.sys 332.9 KB 27 Jun 2008
8187_1313.0613_UI_1.00.0023/87-USB/Setup.exe 455.6 KB 5 Apr 2007
8187_1313.0613_UI_1.00.0023/87-USB/Setup.ini 1.0 KB 29 Nov 2007
8187_1313.0613_UI_1.00.0023/87-USB/_Setup.dll 386.0 KB 17 May 2006

How to Update Realtek RTL8187 Wireless 802.11g 54Mbps USB 2.0 Network Adapter Device Drivers Quickly & Easily

Step 1 - Download Your Driver

To get the Realtek RTL8187 Wireless 802.11g 54Mbps USB 2.0 Network Adapter 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 RTL8187 Wireless 802.11g 54Mbps USB 2.0 Network Adapter 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

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 RealTek. All company names/logos are properties of their owners.
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