If you’re running Windows 10, you already have Internet Explorer 11, so there’s nothing you need to install. However, Microsoft Edge is a brand-new browser that also comes with Windows 10, and what’s more, it’s your default browser. Be sure to check it out!
Windows 8.1 & Windows 8
Note that Internet Explorer 11 works on both 32-bit and 64-bit computers. For more, see the article How to determine whether a computer is running a 32-bit version or 64-bit version of the Windows operating system.