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HP printer help

Start with what the HP printer is doing. If it shows a code, use the matching guide below. If there is no code, the guided troubleshooter can narrow the problem down first.

HP printer just isn't working?

You do not need to know the model or technical cause to start.

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HP error-code and model guides

Printer family

DesignJet T730 / T830

Family identification, printer-versus-MFP differences, common problems, and reviewed T730/T830 error pages.

HP Smart Tank

Smart Tank 6000–7600

E1–E9 plus paper, ink, ADF, and printhead states.

HP LaserJet

LaserJet numeric error families

Common 10, 13, 20, 21, 22, 40, 41, 51, 52, 53, 54, 55, 68 and related errors.

HP DesignJet

DesignJet T730 / T830 error codes

Paper, carriage, firmware, service-station, and scanner errors.

HP LaserJet

79 / 79 Service Error

Job and firmware checks for applicable LaserJet models.

HP LaserJet

49 / 49.xxxx Error

Internal processing and firmware-related error family.

HP LaserJet

50.xx Fuser Error

Heating/fuser error family with safe service boundaries.

HP LaserJet

59.xx Motor Error

Motor and drive-system error family.

HP LaserJet MFP

M232–M237 Er79

Model-family-specific Er79 troubleshooting.

Common HP problems

HP printer on Wi-Fi but not foundCheck the network names before resetting the printer.HP prints blank pagesUse a printer test page to find out where the problem starts.HP won't pick up paperReload a small clean stack and check the tray first.HP scanner not working in WindowsCheck whether Windows can see the scanner before reinstalling anything.Print to HP from iPhone/iPadUse AirPrint when the model supports it.Print to HP from AndroidUse Android printing or HP's official app when needed.

HP error-code guides

Browse reviewed, canonical error guides. Codes are grouped by the component or task they describe so this remains useful navigation rather than a keyword list.