Is my computer 32-bit or 64-bit?

Your computer is:

This tool will tell you if your operating system is a 32-bit or a 64-bit operating system.

Even if your operating system is 32-bit, your computer may be capable of running a 64-bit operating system. 64-bit computers can run both 32-bit and 64-bit versions of Linux, Windows, and other operating systems.

It is important to know if you are running 32-bit or 64-bit. If you have a 32-bit OS then you will be unable to run any 64-bit software. However, most 64-bit operating systems make it possible to run 32-bit software although you should always choose 64-bit when it is offered.