Step 3: Refresh the operating system The quickest way to make your old computer feel new again is to reset the operating system to its initial state. I do it for my desktop PC every few years.

You can change startup programs in Windows 10 — the applications that start when you turn on your computer — to make your computer run faster.

So you're tired of getting to work each day and having to launch all your apps and websites and arrange everything just so. What if your computer could do ...