You can use two Windows machines at once with a single keyboard and mouse without any special hardware. I had an extra laptop lying around that now connects with the same keyboard and mouse as my PC.

Controlling more than one computer usually means unplugging your mouse and keyboard and hooking them up again. (That's unless you have a KVM switch hooked up that'll do the flipping for you.) But now ...

Microsoft’s toolbox of utility software just added a classic: Mouse Without Borders, a terrific app that allows you to control multiple PCs using the same mouse. PowerToys also added Peek, which ...