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File version :
Description : Filter Core [fre_wlh_x64]
Copyright : Copyright Kaspersky Lab 1996-2012.
Product Version :
Product Name : Kaspersky Anti-Virus
Company Name : Kaspersky Lab
Internal name : KLFLT
File Size: 89432 byte(s) 87.344 KB
MD5 : 2744eb4feef8760b908e9eabbbd5a6a7
SHA1: E46E6344D99D6178AB8019365E6243E330D08DBC

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