How do I fix a malfunctioning keyboard or mouse?

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1. Check the USB ports – make sure your device is plugged in correctly
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2. Restart your computer – restarting your computer will allow it to reset the settings
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3. Check your device drivers – if the drivers are out of date, the device may not function correctly
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4. Check the battery – make sure the battery is properly charged if it is a wireless device
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5. Check for any external interference – any external interference can disrupt the device’s connection
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6. Try a different computer/laptop – if none of the above steps resolve the issue, try a different device