For more advanced troubleshooting, access the UEFI settings on your Surface Pro 9. Once in UEFI, go to Devices, disable the Docking USB port for at least 15 seconds, and then re-enable it. This can ...
Troubleshooting Keyboard Not Working Issues on Surface Pro 9. If you are among the many users experiencing issues with the keyboard on your Surface Pro 9, there are several steps ...