The System Information tool lists zero buttons on a mouse or on another pointing device in Windows Vista

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SYMPTOMS

In Windows Vista, the System Information tool (Msinfo32.exe) lists zero buttons on a mouse or on another pointing device. 0 appears in the Number of Buttons box.

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STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

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MORE INFORMATION

To use the System Information tool to view the details of a pointing device, follow these steps:

Click Start
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, type Msinfo32 in the Start Search box, and then click System Information in the Programs list.
Expand Components, expand Input, and then expand Pointing Device.