If your Windows 7 PC's performance has degraded over time, reinstalling the OS can help. However, ... Do so. Once you’re in the Windows 7 setup program, click Install.

Windows Virtual PC is a downloadable add-on to Windows 7 Professional, ... When the installation program opens, follow the prompt to install the program onto your computer.

How to Install iTunes on a Windows 8 or 7 PC. In Windows 8 or Windows 7, the iTunes software download is available from Apple ...

If Windows Virtual PC does not appear in your Programs list in the Start menu, you’ll need to download it, as well as Windows XP Mode. The download links are at the end of this post.