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File version :
Description : Killer Bandwidth Control Filter Driver
Copyright : Copyright (C) 2010-2012 Qualcomm Atheros, Inc.
Product Version :
Product Name : Killer Bandwidth Control
Company Name : Qualcomm Atheros, Inc.
Internal name : bwcqca.sys
File Size: 54128 byte(s) 52.880 KB
MD5 : 8442c0f0bd38b8d1d42a25eefdb04fc6
SHA1: 3882398B64EDE336120CF9B2C7D086496D1861A2

Download bflwfx86.sys
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How to Install bflwfx86.sys
Repair Sys ProblemsFixing a corrupted or missing bflwfx86.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.