With its wide-ranging family of hardware, Microsoft has reimagined how we compute—again and again. As the company turns 50, ...

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

Windows has come a long way, and Microsoft has phased out many tools we once couldn't do without. Many of them have been removed, but some are still around. You might even find them useful. Sometimes, ...