Not sure if your installed version of Windows is 32-bit or 64-bit? One quick way to tell is by looking at information about your operating system installation in Control Panel.

Identifying your system type is also important when upgrading. If you're running a 32-bit version of Windows, upgrading to 64-bit can help unlock the full potential of your computer.

— -- Question: I'm preparing to buy a new computer, but most of the ones I see run 64-bit Windows 7. I've been using 32-bit. Will my programs still be compatible? Answer: The short answer is ...

One of the common choices today is whether to run a 32-bit or 64-bit operating system on desktop machines. Since 32-bit operating systems have been in production for many years, 32-bit still seems ...