using several different approaches depending on your connection: Update the firmware on an HP printer | HP® Support
Before updating, verify your current version using one of these methods: Hp P2055Dn Firmware
: View firmware details under Advanced Settings for the selected printer. Update Methods You can update the HP P2055dn Go to product viewer dialog for this item. Hp P2055Dn Firmware
: If networked, enter the printer's IP address into a browser to view system information on its internal page. Hp P2055Dn Firmware
HP LaserJet P2055dn firmware controls the printer's core internal functions, and periodic updates are released to enhance features, improve security, and resolve minor operational issues.
: Navigate to Reports > Printer Status Report or Configuration Page to print a summary including the firmware date/version.