The company explains that problem is caused “if the driver for the USB printer contains a Language Monitor, the OpenPortEx callback function of the Language Monitor would not be called.” Or “in the “Devices and Printers” control panel, when selecting Print Server Properties > Port tab, the port for the USB printer (such as “USB001”) would not appear in the list of printer ports.” If you think that you may have stumble upon this issue, you can confirm the USB port is missing on Settings > Devices > Printers & Scanners, select the printer, click the Manage button, click the Print Server Properties option, and then click the Port tab. In this guide, you’ll learn the steps to work around the problem that won’t let you print because of the missing USB printer port on Windows 10.

How to fix printer problem on Windows 10

The workaround is straightforward, just use these steps: Once you complete the steps, Windows 10 should see the USB port allowing you to continue printing. Microsoft is aware of the problem, and it’s working on a permanent fix, but it’s unclear when it’ll be available. All content on this site is provided with no warranties, express or implied. Use any information at your own risk. Always backup of your device and files before making any changes. Privacy policy info.