Likely fix
Fix: USB keyboard or mouse not recognized
A USB keyboard or mouse is usually not recognized because of a bad USB port, loose receiver, USB hub problem, low battery for wireless devices, or a stuck driver.
Quick answer
Plug it into another USB port directly on the computer, restart, and test another keyboard or mouse if available.
Important warning
Wireless keyboards and mice often use a small USB receiver. If the receiver is missing or loose, the device will not work.
Try this
- 1 Unplug the keyboard, mouse, or receiver.
- 2 Plug it directly into the computer.
- 3 Try another USB port.
- 4 Avoid hubs, docks, or monitor USB ports while testing.
- 5 If wireless, replace or charge the batteries.
- 6 Restart the computer.
- 7 Try the device on another computer.
- 8 Try another keyboard or mouse on the same computer.
Common causes
Bad USB port.
USB receiver is loose or missing.
Low battery.
USB hub problem.
Driver is stuck.
Keyboard or mouse hardware failure.
What to check next
- Check another USB port.
- Check the wireless receiver.
- Check batteries.
- Check another computer.
- Check another keyboard or mouse.