Upgrading to Microsoft Mouse Driver Version 8.1

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Article ID: 74450 - View products that this article applies to.
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Microsoft Mouse driver version 8.1 is available to current Microsoft Mouse owners. For information, call Microsoft Sales Information Center (MSIC) at (800) 426-9400.

The version 8.1 driver is available at no charge to Microsoft Mouse owners currently using version 8.0 of the Mouse driver. There is a $25 charge (plus shipping and handling) to upgrade from a driver version earlier than 8.0.

A free version of the driver is made available to MS-DOS 5 Upgrade owners who have Microsoft Mouse driver version 6.2 or earlier and own a Microsoft Mouse. For information about obtaining the driver, call Microsoft MS-DOS product support or Microsoft Sales Information Center (MSIC) at the number above. MOUSE.COM version 7.04 is included with the 5.0a version of MS-DOS 5 Upgrade.


The Microsoft Mouse driver version 8.1 is to be used ONLY with Microsoft mice. Microsoft does not support this driver with other brands of mice.


Article ID: 74450 - Last Review: November 21, 1999 - Revision: 1.0
  • Microsoft MS-DOS 5.0 Standard Edition
Retired KB Content Disclaimer
This article was written about products for which Microsoft no longer offers support. Therefore, this article is offered "as is" and will no longer be updated.

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