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File version : built by: WinDDK
Description : NDIS 5.0/5.1 driver
Copyright : Copyright 2002, ATMEL All Rights Reserved.
Product Version : ver., 3863
Product Name : 802.11b Compliant USB Wireless Network Adapter
Company Name : ATMEL
Internal name : AT76C503A+3863
File Size: 73728 byte(s) 72.0 KB
MD5 : e17e6cd497792b43693fa353c175b145
SHA1: B0137FC4C050B7882C1A394137431E934DA8A28E

Download vnetusb3.sys
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How to Install vnetusb3.sys
Repair Sys ProblemsFixing a corrupted or missing vnetusb3.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.