One way to lock a Windows computer from your keyboard is by pressing Ctrl + Alt + Del and then selecting the "Lock" option.

You don't have to memorize all of these shortcuts, but there are probably a few that could enhance your Windows experience and make you more productive. To get started, here are some keyboard ...

While traveling this holiday season, security is probably the last thing on your mind—outside of keeping your laptop from being stolen. But snoops can be as much of a problem as thieves. Fortunately, ...

Pranay Parab is an independent tech journalist based in Mumbai, India. He covers tech for Lifehacker, and specializes in tutorials and in-depth features. The Windows key is your gateway to your PC's ...