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File Version : 1.00
Description : IBM Ethernet Quad PeerMaster Ethernet Adapter Driver
Copyright : Copyright IBM 1995
Product Version : 3.50
Product Name : Microsoft Windows NT(TM) Operating System
Company Name : IBM
Internal Name : QUADENET.SYS
File Size: 83136 byte(s) 81.192 KB
MD5 : bda712805603f001079583934d3b43d0
SHA1: 2F6F2D14AD717B4AFC047DBC9818E13A35E9EA6D

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How to Install PROLOG.SYS
Repair Sys ProblemsFixing a corrupted or missing PROLOG.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.