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File Version :
Description : ExtSta NDIS 6.0 driver
Copyright : Copyright 2005-2006, Marvell All Rights Reserved.
Product Version :
Product Name : Device driver for Marvell 802.11 NIC
Company Name : Marvell Semiconductor, Inc
Internal Name : MRVW23B.SYS
File Size: 255232 byte(s) 249.256 KB
MD5 : bf84de6eed3551fd25c127eb42cf802f
SHA1: C9B390BA82098CDFBCFA9E45BBA4E4EF9806038F

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