Diagnose and connect USB devices ... ports. If you see a spot is missing a jumper, put a jumper to short 1 and 2. Restart your computer. On boot, check if the issue at hand is resolved. If not ...

Run USB Troubleshooter. 1] Use a lower generation USB port This issue mostly occurs when a device is connected to a USB 3.0 port. You can try to plug in your device to a USB 2.0 port and check if ...

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 ...