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.

There's a difference between 64-bit and 32-bit operating systems, and it involves your PC, too.

Finding out whether you're using the 32-bit or 64-bit version of Internet Explorer in Windows 8 is as simple as finding out which version of Windows you're using.

Your new computer has a 64-bit processor, but your software probably is still 32-bit. Why haven't software developers done more about it?

With the upcoming release of Windows 7, the question is raised again on whether you should install the 32-bit version (x86) of the operating system or move up to 64-bit (x64). This is something ...