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File Version : 2, 0, 2003, 415
Description : Winbond Memory Stick Card Driver
Copyright : Copyright (c) 2001, Winbond Electronics Corp.
Product Version : 2, 0, 2003, 415
Product Name : Winbond Memory Stick Card Driver
Company Name : Winbond Electronics Corp.
Internal Name : wbms.sys
File Size: 30464 byte(s) 29.768 KB
MD5 : 712e3a81069e30158a4df4f5daf29dd6
SHA1: E454954E35F0618439FA5792D0885E965A79E086

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