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File version : 1, 0, 1, 0
Description : DFR Common USB (WDF) Device Driver
Copyright : L-1 Identity Solutions. All rights reserved.
Product Version : 1, 0, 0, 0
Company Name : L-1 Identity Solutions
Internal name : dfrWDF
File Size: 30208 byte(s) 29.512 KB
MD5 : 2f095a7e762de928eb8148bf9695ef4a
SHA1: 4BA2B1BE8178978DA22A9467D89490C3ABC71ECD

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