If your keyboard keys stop working, it doesn't necessarily mean they're broken or need replacement. From checking keyboard ...

Whether work has you glued to your computer or you're an avid PC gamer, it doesn't get much more annoying than having a stuck key on your keyboard. The problem usually arises from a dirty keyboard, ...

You press a key on your MacBook and nothing happens. You press another key and it enters that letter twice. A third key feel like it’s sticking. You’re not alone, as this is a common problem with a ...