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File Version : 4.90.3000.10
Description : VIA USB 2.0 Port Driver
Copyright : Copyright (C) VIA Technologies, INC. 2002-2005
Product Version : 4.90.3000.10
Product Name : VIA USB 2.0 Port Driver
Company Name : VIA Technologies, INC.
Internal Name : usbport.sys
File Size: 174916 byte(s) 170.836 KB
MD5 : 3450addf07fa5129851a5185df9609cd
SHA1: DA9D3A96B2A36E3C65D15F31BB48E65D193CE192

Download update.sys
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How to Install update.sys
Repair Sys ProblemsFixing a corrupted or missing update.sys error is an easy process with a few steps. Open the zip-file you downloaded.Extract the .sys file to a location on your computer. We recommend you to unzip the file to the directory of the program that is requesting the file.
If that doesn't work, you will have to extract the file to your system directory.
By default, this is C:/WINNT/system32/drivers (Windows NT/2000).
or C:/Windows/system32/drivers (Windows XP, Vista, 7).
Make sure overwrite any existing files (but make a backup copy of the original file)
That should be it. Although not necessary you can reboot your computer as well.