Chronos USB-IrDA UFIR-stir(2.0)X Driver Download
The USB-IrDA UFIR-stir(2.0)X is a network device manufactured by Chronos. 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 - "IrDA-sigmatel.zip" - has an average rating of 4 out of 5 stars based on 18 reviews, and has been downloaded 840 times. It has been installed successfully by our users on PCs running Windows Vista and Windows XP. The total disk space used for this update is 1.3 MB.
Supported Models
USB-IrDA UFIR-stir(2.0)X
USB-IrDA Adapter
Manufacturers
Supported Operating Systems
Windows XP, Windows 2000, Windows ME, Windows 98
File Name
Versions
1.28.0.0 (2003-11-03) via .inf
Additional Notes
USB Multimedia & Irda Other ACCESSORIES
USB-IrDA UFIR-stir(2.0)X Sigmatel chipset
(For Win 98/ ME/ 2000/ XP)
Uploaded By
Nagarajah (DG Staff Member) on 7-Mar-2005
Related Driver Updates
Driver Contents File List
The following files are found inside the driver download file.
| Name | Size | Date |
|---|---|---|
| driver/layout.bin | 622 bytes | 24 Feb 2004 |
| driver/License/setup.ini | 58 bytes | 12 Jul 2001 |
| driver/engine32.cab/IScript.dll | 237.6 KB | 2 Dec 2002 |
| driver/engine32.cab/ikernel.dll | 692.2 KB | 5 Dec 2002 |
| driver/engine32.cab/IsProBE9x.tlb | 94.6 KB | 2 Dec 2002 |
| driver/engine32.cab/ctor.dll | 57.3 KB | 2 Dec 2002 |
| driver/engine32.cab/IUser.dll | 155.6 KB | 5 Dec 2002 |
| driver/engine32.cab/IsProBENT.tlb | 85.2 KB | 2 Dec 2002 |
| driver/engine32.cab/iKernel.rgs | 25.8 KB | 2 Dec 2002 |
| driver/engine32.cab/objectps.dll | 32.8 KB | 2 Dec 2002 |
| driver/engine32.cab/DotNetInstaller.exe | 5.6 KB | 2 Dec 2002 |
| driver/Setup.ini | 365 bytes | 24 Feb 2004 |
| driver/Drv98/stirusb.sys | 31.1 KB | 12 Dec 2003 |
| driver/Drv98/stirusbinf.w98 | 5.0 KB | 10 May 2002 |
| driver/Drv98/stirusb.inf | 4.9 KB | 24 Mar 2004 |
| driver/Drv98/stirusb.cat | 358 bytes | 14 Sep 2000 |
| driver/Drv2k/stirusb.sys | 31.0 KB | 12 Dec 2003 |
| driver/Drv2k/stirusb.inf | 4.1 KB | 24 Mar 2004 |
| driver/Drv2k/stirusb.cat | 358 bytes | 14 Sep 2000 |
| driver/Setup.exe | 107.5 KB | 2 Dec 2002 |
| driver/data1.cab | 278.3 KB | 24 Feb 2004 |
| driver/data2.cab | 49.4 KB | 24 Feb 2004 |
| driver/DrvXP/irstusb.cat | 7.8 KB | 10 Feb 2004 |
| driver/DrvXP/irstusb.inf | 4.1 KB | 24 Mar 2004 |
| driver/DrvXP/irstusb.sys | 31.0 KB | 12 Dec 2003 |
| driver/DrvME/stirusb.sys | 31.1 KB | 12 Dec 2003 |
| driver/DrvME/stirusb.inf | 5.0 KB | 24 Mar 2004 |
| driver/DrvME/stirusbinf.wme | 5.0 KB | 10 May 2002 |
| driver/DrvME/stirusb.cat | 358 bytes | 14 Sep 2000 |
| driver/setup.boot | 342.2 KB | 24 Feb 2004 |
How to Update USB-IrDA UFIR-stir(2.0)X Device Drivers Quickly & Easily
Step 1 - Download Your Driver
To get the USB-IrDA UFIR-stir(2.0)X 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 Chronos USB-IrDA UFIR-stir(2.0)X 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 Chronos Driver Update Utility. It is a software utility which automatically finds and downloads the right driver.
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
Locate the device and model that is having the issue and double-click on it to open the Properties dialog box.
Select the Driver tab.
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.