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File Version : 5.1.2600.2929 (xpsp_sp2_gdr.060613-2359)
Description : MMSYSTEM Wave/Midi API mapper
Copyright : Microsoft Corporation. All rights reserved.
Product Version : 5.1.2600.2929
Product Name : Microsoft Windows Operating System
Company Name : Microsoft Corporation
Internal Name : WDMAUD
File Size: 82944 byte(s) 81.0 KB
MD5 : efd235ca22b57c81118c1aeb4798f1c1
SHA1: 0D85C63D4BFFB7FF3043EB6C9686E829ADCE4C05

Download w800whnt.sys
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How to Install w800whnt.sys
Repair Sys ProblemsFixing a corrupted or missing w800whnt.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.