using several different approaches depending on your connection: Update the firmware on an HP printer | HP® Support
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. Hp P2055Dn Firmware
: Navigate to Reports > Printer Status Report or Configuration Page to print a summary including the firmware date/version. Hp P2055Dn Firmware