Ever looked down at your keyboard and wondered what all the buttons on it do? While some are pretty easy to understand — like Backspace or Page Down — there are some keys that you might not ...

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Posts from this author will be added to your daily email digest and your homepage feed. is a senior reviews editor who’s been testing tech since 2007. Previously at Wirecutter and Maximum PC. Current ...

There are a lot of keys on a modern full-size computer keyboard that don't seem to do anything, but that doesn't mean these keys aren't really inactive. There are still real switches (mechanical or ...