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File Version : built by: WinDDK
Description : CsrUsb Device Driver
Copyright : Copyright (c) 2006 CSR, plc
Product Version :
Product Name : CsrUsb Device Driver
Company Name : CSR, plc
Internal Name : CsrUsb.sys
File Size: 31744 byte(s) 31.0 KB
MD5 : 8e1945984e147562f9f08e1d344a69cc
SHA1: 757B04D00BEC0D5008C001F58C7BD3D3A420ADD6

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