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.

If you’re in the unique situation of needing to use two Macs at once, the task can be made easier if you can control both of them with one keyboard. Here are a couple of ways to do it. It is also ...

For a lot of us, day-to-day computing involves using more than one computer—and sometimes more than one computer operating system too. That can mean a lot of wires and a lot of swapping between ...

David Nield is a technology journalist from Manchester in the U.K. who has been writing about gadgets and apps for more than 20 years. He has a bachelor's degree in English Literature from Durham ...