Virtual PC for Mac Version 7 Solution Center

When to Manually Install the Virtual PC Additions
This article describes scenarios where you may have to manually install the Virtual PC Additions. In some scenarios, the Virtual PC Additions are automatically installed in your virtual machine. For example, when you use the option to install...
Programs That Use DirectX Perform Poorly on a Windows-Based Virtual Machine
When you run a program that requires DirectX on a Windows-based virtual machine, the program performs poorly.
Purpose of the Second CD That Is Included with Virtual PC
This article discusses the contents of the second CD disc that is included with some versions of Virtual PC.

MS07-049: Vulnerability in Virtual PC and Virtual Server that could allow privilege elevation
Resolves a reported vulnerability in Virtual PC and Virtual Server that could allow privilege elevation.

"OS not found install an OS on this hard drive" error message when you start a virtual machine in Virtual PC for Mac
When you start your virtual machine, you may receive the following error message:
You cannot install or access an external FireWire or a USB hard disk drive in Virtual PC for Mac
Discusses why you may not be able to use an external hard disk drive when you use Microsoft Virtual PC for Mac, and provides a workaround.
"The Product Key you entered is invalid" error message when you type your Windows 98 product key in Virtual PC for Mac
When you type your product key during the installation of Microsoft Windows 98 to a Microsoft Virtual PC for Mac virtual machine, you receive the following error message: