USB port not recognizing your device? Learn the common causes and step-by-step fixes to get your connection working again quickly.

The USB port not recognizing devices is due to a wide variety of reasons, from software to hardware problems. We'll go over some of the common causes and how you can fix them.

If you cannot get your USB Printer detected on Windows PC, you can run the Printer troubleshooter or reset the Print Spooler and see.