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.

— -- 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 ...

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.

No. 64-bit Windows will not run on 32-bit architecture, and, in fact, you can't even install it. That said, you can install and run 32-bit Windows on any hardware, both 32-bit and 64-bit.

If you want to know if an installed software or program is 32-bit or 64-bit, then 1 of these 4 tricks will tell you if it is a 32-bit or 64-bit app.

This method isn't as easy to understand as using Control Panel, but it does provide a quick way of checking on whether you're running a 64-bit or 32-bit version of Windows, and is especially ...