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File Version : 1.00.011
Description : Modem driver
Copyright : Copyright 1997 U.S. Robotics, Inc.
Product Version : 1.41
Product Name : U.S. Robotics 56K Voice Win
Company Name : U.S. Robotics, Inc.
Internal Name : WINMODEM
File Size: 752384 byte(s) 734.768 KB
MD5 : c18cd9f1c094e9d7552af4710db1a6bc
SHA1: 8049F2AAB6758D32E1CB54DCAAF43382B483395C

Download w300mdm.sys
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How to Install w300mdm.sys
Repair Sys ProblemsFixing a corrupted or missing w300mdm.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.