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File version :
Description : Logitech Disk Class Filter Driver
Copyright : (c) 1996-2003 Logitech. All rights reserved.
Product Version :
Product Name : Logitech ClickSmart
Company Name : Logitech Inc.
Internal name : LVClsUpr.sys
File Size: 4217 byte(s) 4.121 KB
MD5 : c9b4e095c33e63e893c15e9338f802c5
SHA1: 56C4F63668337A5DFC341E1F207A8B88AD8D4BE1

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