You can use the same license to upgrade to Windows 10 64-bit from 32-bit, but it requires reinstallation – here's how. When you purchase through links on our site ...

Windows 10 can run on both 32-bit and 64-bit processor architectures. If you have a computer with a 32-bit setup, you can upgrade to the 64-bit version without acquiring a new license. The only caveat ...

When Windows is installed on your computer it can be installed as a 32-bit version or a 64-bit version. For most people, whether they use a 32-bit or a 64-bit version of Windows does not make a ...

Ken wrote in saying he loves PCWorld, natch, and that he wants to know the difference between 32-bit and 64-bit operating systems. I have to admit this isn’t something I’ve thought about in a long ...