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File Version : 1,0,0,2
Description : CCID USB Smart Card Reader Driver
Copyright : Copyright (C) Gemplus 1988-2003
Product Version : 1,0,0,2
Product Name : USB Smart Card Reader
Company Name : Gemplus
Internal Name : GTwinUSB.sys
File Size: 62048 byte(s) 60.608 KB
MD5 : d5eccc6df4aa18a1e31fd71f6c15c8ec
SHA1: 48C30AE64C57723B9B9AB93B75E8C58D5C9FF424

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