Fix HP Printer Error 49.4C02?

While printing documents, if an error occurs frequently, you get irritated and it’s quite normal.

The scenario is no different for HP printer users. They too are subject to facing errors from time to time. One such error that may be recorded frequently is the HP printer error 49.4C02. It is an error that restricts all printing actions at once and asks users to restart the device. For a few people, it may be a one-time issue but there are many users who face it multiple times.

HP-Printer-Error- 49.4C02


HP printer error 49.4C02 is the error that is normally caused due to the miscommunication between the target printer and the system that sends the print. An outdated firmware version of the printer or certain PDF files could also be the cause of the error.

Recommended Action

Before you try the complex solutions for the HP printer error 49.4C02, there are few recommended actions you can try first:

  • Turn off the printer
  • Unplug the power and the network cable, in case it is connected
  • If your system is networked, find which computer has to do the print job. As soon as you find it, delete it.
  • Connect the printer power and the network cable back
  • Turn on the printer
  • Try printing something and test the device

Fixing HP Printer Error 49.4C02

The HP printer error 49.4C02 generally arises because of the outdated version of the printer’s firmware. In such a scenario, you need to upgrade the same. After all, the firmware is an operating system for a printer like Windows is for your computer. Before you proceed with the steps, you must make sure the printer in Ready state and you cancel all the queued print jobs.  The steps are listed on the basis of the options available to users.

Option 1: When only one sender send the print

  1. Press Windows key
  2. Type Devices and Printers. Click on the option in the search results
  3. Right-click on your printer installed
  4. Click See what’s printing
  5. Right-click anywhere on the opened window
  6. Click Cancel All Documents
  7. If you have networked your printer. Unplug the network cable from the printer to disconnect
  8. Restart your printer and let the network cable be unplugged

Option 2: When printer is connected to your computer with a parallel cable

  1. Turn on your printer
  2. Check if LCD displays Ready
  3. Print a test page
  4. Check the firmware version of the printer, then:
    1. Click Select button
    2. Press Down button and highlight Information menu
    3. Click Select
    4. Press Down button to display Print Configuration on the LCD
    5. Click Select to print the test page

Option 3: Using Printer Information

  1. Click Start
  2. Choose Run
  3. Type CMD or COMMAND in the Open box
  4. Click OK
  5. Browse to the directory where the firmware is saved and then type the path on the command window
  6. Press Enter
  7. Type copy /B* .RFU LPT1 on the command prompt window
  8. Press Enter to copy the firmware file to your printer
  9. The LCD should display Receiving Upgrade
  10. The Upgrade process must not face interruptions
  11. As the upgrade is complete, the LCD will show Ready
  12. Turn off the printer and wait for 15 seconds
  13. Turn on the printer
  14. Print a test page and check the version under Printer Information on the test page

HP Technical Assistance– Scope of Service

Our tech support help desk is always available to you as and when required. Our HP Printer Technical Support team for resolutions is:

  • Available to you 24*7
  • There to help you via instant live chat
  • Accessible to you via email communication
  • There to guide you through multiple telephone lines