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Computer Keys Repair - How to Fix Keys That Aren't Responding Many people have told us that a certain key on their keyboard doesn't respond. It's usually something minor that can be fixed, and save you the cost of a new keyboard. First, ensure that the key is attached to its base. Check that the plunger is in tact. Repairing damaged Keys If a key is trapped in the lock, there are a few methods to remove it. One common method involves using a key extractor that is available online or in most hardware