Disfunctional USB Port

Method 1: Restart the PC

Restarting the PC is the answer to many problems, and it is a common solution to USB port problem as well.

Method 2: Uninstall USB port driver

Uninstalling the driver of the USB port will force Windows to reinstall it when you will restart the PC. This may fix the problem. Here is how to do it:

1. Press Windows + R keys and enter devmgmt.msc in the Run dialog to open the Device Manager.
2. Here, expand Universal Serial Bus controllers option.
3. Now right-click the entry USB Host Controller and then click on Uninstall.
4. Repeat this for all entries with USB Host Controller to uninstall drivers for all the USB ports.
5. Once deleted, restart the PC and Windows will automatically reinstall the drivers and fix any driver issues.