Proxim 8450 (802.11a CardBus Card) Driver Download (Official)

Proxim Drivers

The 8450 (802.11a CardBus Card) is a network device manufactured by Proxim. 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 - "harm11a14.zip" - has an average rating of 5 out of 5 stars based on 5 reviews, and has been downloaded 293 times. It has been installed successfully by our users on PCs running Windows XP. The total disk space used for this update is 1.4 MB.

5 Ratings (see all reviews)
293 Downloads

Supported Models

8450 (802.11a CardBus Card)

Harmony 802.11a Network Adapter

Manufacturers

Proxim

Supported Operating Systems

Windows XP, Windows 2000, Windows ME, Windows 98SE, Windows 98

File Name

Versions

1.4.1.1 (2002-08-01) via .inf

Additional Notes

8450 (802.11a CardBus Card)

Harmony 802.11a CardBus and PCI Card

Uploaded By

Alagappan (DG Staff Member) on 24-Jul-2006

Ratings & Reviews

See all Proxim 8450 (802.11a CardBus Card) ratings and reviews

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
Harmony 1_4-b11/AUTORUN.INF 44 bytes 26 Nov 2001
Harmony 1_4-b11/Apps/Harmony.exe.manifest 587 bytes 16 Oct 2001
Harmony 1_4-b11/Apps/drvsetup.exe 69.6 KB 1 Aug 2002
Harmony 1_4-b11/Apps/harmony.exe 639.0 KB 1 Aug 2002
Harmony 1_4-b11/Apps/harupgr.exe 28.7 KB 1 Aug 2002
Harmony 1_4-b11/Common/PCANDIS3.VXD 15.6 KB 16 Apr 2001
Harmony 1_4-b11/Common/PCANDIS4.SYS 16.1 KB 19 Apr 2001
Harmony 1_4-b11/Common/PCANDIS5.SYS 16.3 KB 19 Apr 2001
Harmony 1_4-b11/Common/SYMPMINS.EXE 23.1 KB 16 Apr 2002
Harmony 1_4-b11/Common/W32N50.dll 61.4 KB 20 Apr 2001
Harmony 1_4-b11/Common/sleeper.exe 16.4 KB 7 Sep 2001
Harmony 1_4-b11/NT4/Oemsetup.inf 41.2 KB 1 Aug 2002
Harmony 1_4-b11/NT4/Prox11an4.sys 247.5 KB 1 Aug 2002
Harmony 1_4-b11/NT4/harupgr.exe 24.6 KB 1 Aug 2002
Harmony 1_4-b11/NT4/nt4drv.exe 45.1 KB 1 Aug 2002
Harmony 1_4-b11/Netpr11a.inf 17.0 KB 1 Aug 2002
Harmony 1_4-b11/PROX11A.SYS 252.0 KB 1 Aug 2002
Harmony 1_4-b11/Win2k/PRXSecurity.dll 45.1 KB 16 Jan 2002
Harmony 1_4-b11/Win2k/ProxGina.dll 114.3 KB 11 Jun 2002
Harmony 1_4-b11/Win2k/proxHS.exe 163.8 KB 15 Jul 2002
Harmony 1_4-b11/Win9x/PRXSecurity.dll 45.1 KB 11 Feb 2002
Harmony 1_4-b11/Win9x/proxHS.exe 167.9 KB 11 Jun 2002
Harmony 1_4-b11/Win9x/proxHSP.dll 454.7 KB 11 Jun 2002
Harmony 1_4-b11/netpr11a.cat 7.7 KB 30 Apr 2002
Harmony 1_4-b11/readme.txt 2.7 KB 7 Aug 2002
Harmony 1_4-b11/setup.exe 382.3 KB 1 Aug 2002

How to Update 8450 (802.11a CardBus Card) Device Drivers Quickly & Easily

Step 1 - Download Your Driver

To get the 8450 (802.11a CardBus Card) 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 Proxim 8450 (802.11a CardBus Card) 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 Proxim 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 Proxim 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 Proxim. All company names/logos are properties of their owners.
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