Microsoft will officially end support for its most popular operating system later this year. Here's what you should do with ...

Normally, you’d run Microsoft’s PC Health Check Tool to see if your computer can handle Windows 11, but that tool is designed for Windows 10 and won’t work in Windows 8.1.

Although Windows 11 has a higher system requirement, you may still be able to perform an in-place upgrade or clean installation on an unsupported computer running ...

To get the answer, just put a decimal point in the number "50"—my first Microsoft product was MS-DOS 5.0.