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Computer Keys Repair - How to Fix Keys That Aren't Responding We hear from a lot of people that a button on their keyboard isn't working. It's almost always something simple that can be fixed, and can save you the expense of a new keyboard. First, ensure that the key is attached to its base. Make sure that the plunger remains in good working order. Repairing damaged Keys There are a variety of ways to extract the key stuck in locks. A key extractor is a popular tool that is available online or