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File Version : built by: WinDDK
Description : HP Tablet PC Key Button HID Driver
Copyright : Copyright 2001-2010 Hewlett-Packard Development Company, L.P.
Product Version :
Product Name : HP Hotkey Support
Company Name : Hewlett-Packard Company
Internal Name : CPQBttn.sys
File Size: 14904 byte(s) 14.568 KB
MD5 : cef316dbbd1b3845a6d53ed620eb1aeb
SHA1: A5BAD6E6FFFF76EB7B938439499BF9C316F00212

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