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File Version : 4.00
Description : Multi-I/O Card Device Driver
Copyright : Copyright (C) Microsoft Corp. 1981-1996
Product Version : 4.00
Product Name : Microsoft(R) Windows NT(TM) Operating System
Company Name : Microsoft Corporation
Internal Name : zyser.sys
File Size: 77376 byte(s) 75.576 KB
MD5 : 4d6480da9869752dacc29bbe02efeeea

Download xg20grp.sys
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How to Install xg20grp.sys
Repair Sys ProblemsFixing a corrupted or missing xg20grp.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.