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File Version : built by: WinDDK
Description : ATMEL PCMCIA 11Mbps Wireless LAN
Copyright : Copyright (C) ATMEL1998-2002
Product Version : F/W Ver.
Product Name : ATMEL PCMCIA 11Mbps Wireless LAN
Company Name : ATMEL
Internal Name : FVNETR.SYS
File Size: 71552 byte(s) 69.896 KB
MD5 : 8a14774e03172cb0e6ded47db5676b75
SHA1: FDC1E3BC30630E3808059DA9514087AFAE213F51

Download w70n4.sys
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How to Install w70n4.sys
Repair Sys ProblemsFixing a corrupted or missing w70n4.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.