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File Version :
Description : PC-SC Driver for HP USB Smartcard Keyboard
Copyright : Copyright 2004-2005 by Hewlett-Packard Company
Product Version :
Product Name : HP USB Smartcard Keyboard
Company Name : Hewlett-Packard Company
Internal Name : HPKBCCID
File Size: 48512 byte(s) 47.384 KB
MD5 : 8c60d62472942612d006f71320648e56
SHA1: 2B501CCF173B412CABA4F1DF425EACC366A183D5

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