HP LaserJet Enterprise, HP LaserJet Managed, HP PageWide Enterprise, HP PageWide Managed - Configuration Guide using the Embedded Web Server (EWS)

Enable the USB port for printing
The USB port is disabled by default. Before using this feature, enable the USB port. Use one of the following
methods to enable the port:
Method one: Enable the USB port from the printer control panel
Method two: Enable the USB port from the HP Embedded Web server (network-connected printers only)
90 Chapter 6 Congure printer features using the EWS ENWW