You may accidentally touch the keyboard interface or the socket is loose, resulting in poor contact.

Solution: Unplug the plug, plug in the power supply and restart the computer.

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Reason 2: There is water on the keyboard.

Accidentally flooded the keyboard, resulting in keyboard failure. I had this experience once when I was at home, but the keyboard will automatically recover when it dries.

Solution: dry the keyboard first, then shake it a few times in the opposite direction, and wait for an hour or so before it can be used normally. You can also blow it with a hair dryer for a while.

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Reason 3: The keyboard interface is broken.

It is possible that the computer temperature is too high for a long time, which leads to the keyboard socket burning out.

Solution: Try using someone else's keyboard. If it works, it means that the keyboard socket is broken and the keyboard needs to be replaced.

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Reason 4: The computer keyboard socket is broken.

There are many possibilities for this. The interface may be burnt out, or there is something wrong with the interface driver. Resulting in no response when the keyboard is inserted.

Solution: Try another keyboard first. If it doesn't work, it can be explained that it is a computer interface problem. Then we need to change the interface.

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Causes and solutions of non-response of USB interface keyboard

The USB keyboard will automatically identify the driver when it is plugged into the computer, and it will take some time to succeed.