The G478 is a USB device manufactured by Iwill. This driver can help resolve issues like USB device not recognized, "Disk Not Formatted" errors, or if your device randomly ejects or stops working. This version of "ICH4_usb_xp.zip" has been downloaded 27 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 XP. The total disk space used for this update is 542.7 KB.
G478
AGERE PCI to USB Enhanced Host Controller
HUB Support for USB 2.0
Intel USB Enhanced Host Controller (ICH4)
NEC PCI to USB Enhanced Host Controller B0
NEC PCI to USB Enhanced Host Controller B1
USB 2.0 Root Hub
Windows XP
ICH4_usb_xp.zip (542.7 KB)
5.1.3538.1 (2001-08-10) via .inf
G478
ICH4 USB driver file
senthilkumar (DG Staff Member) on 30-Apr-2005
To get the G478 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 Iwill G478 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 Iwill Driver Update Utility. It is a software utility which automatically finds and downloads the right 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.
The following files are found inside the driver download file.
| Name | Size | Date |
|---|---|---|
| ICH4_usb_xp/usbehci.sys | 24.9 KB | 28 Jan 2002 |
| ICH4_usb_xp/readxp.pdf | 5.1 KB | 26 Feb 2002 |
| ICH4_usb_xp/usbhub.sys | 59.2 KB | 28 Jan 2002 |
| ICH4_usb_xp/usb2x.inf | 8.2 KB | 11 Dec 2001 |
| ICH4_usb_xp/Symbols.pri/retail/sys/usbhub.pdb | 338.9 KB | 28 Jan 2002 |
| ICH4_usb_xp/Symbols.pri/retail/sys/usbehci.pdb | 175.1 KB | 28 Jan 2002 |
| ICH4_usb_xp/Symbols.pri/retail/sys/usbport.pdb | 519.2 KB | 28 Jan 2002 |
| ICH4_usb_xp/Symbols.pri/retail/dll/hccoin.pdb | 91.1 KB | 28 Jan 2002 |
| ICH4_usb_xp/usbport.sys | 141.9 KB | 28 Jan 2002 |
| ICH4_usb_xp/hccoin.dll | 11.4 KB | 28 Jan 2002 |
| ICH4_usb_xp/Symbols/retail/sys/usbehci.sym | 11.2 KB | 28 Jan 2002 |
| ICH4_usb_xp/Symbols/retail/sys/usbhub.pdb | 93.2 KB | 28 Jan 2002 |
| ICH4_usb_xp/Symbols/retail/sys/usbhub.sym | 12.6 KB | 28 Jan 2002 |
| ICH4_usb_xp/Symbols/retail/sys/usbehci.pdb | 52.2 KB | 28 Jan 2002 |
| ICH4_usb_xp/Symbols/retail/sys/usbport.sym | 19.3 KB | 28 Jan 2002 |
| ICH4_usb_xp/Symbols/retail/sys/usbport.pdb | 117.8 KB | 28 Jan 2002 |
| ICH4_usb_xp/Symbols/retail/dll/hccoin.pdb | 74.8 KB | 28 Jan 2002 |