Error code

HP 13.20

HP13.20
Printer Error Code· An error or status code shown on a printer's display or its software.

What it means

A paper jam is present in the printer.

How to fix it

  1. Open the printer and gently remove all jammed paper including any torn pieces.
  2. Check all trays and paper path rollers.
  3. Close all doors firmly before retrying.

Not affiliated with HP. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.