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File Version : 5.00.3000.0
Description : A4Tech USB Port Wheel Mouse Filter Driver
Copyright : Copyright (C) A4Tech Co.,Ltd. 1999-2000
Product Version : 5.00.3000.0
Product Name : A4Tech Wheel Mouse Driver
Company Name : A4Tech Co.,Ltd.
Internal Name : Awmouhid.sys
File Size: 10516 byte(s) 10.276 KB
MD5 : 3f8ae30c8fc42ac110076452f882fd21
SHA1: B3EFDB849F0C1B7A582E62503760FDAE29698CD1

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