How to Fix HP Printer Error 49.4C02 on Windows: Expert Step-by-Step Guide

HP Printer Error 49.4C02 typically stems from communication issues between your Windows PC and the printer, outdated firmware, or PDFs with complex fonts. As seasoned IT professionals with years of troubleshooting HP devices, we've resolved this for countless users. Here's how to fix it reliably.

How to Fix HP Printer Error 49.4C02 on a Windows PC

Start by powering off your printer, unplugging it from the network and power source, then reconnecting and turning it on. If the error persists, follow these proven steps:

1. Update the HP printer firmware.
2. Print your PDF as an image.
3. Install and use PCL6 drivers.
4. Disable advanced printing features.

1. Update HP Printer Firmware

Like any device, your printer needs the latest firmware for optimal performance and bug fixes, including Error 49.4C02. First, ensure it's in Ready State (no pending jobs).

How to Get HP Printer to Ready State

• Press the Windows Key and type Printers & scanners. Select it from the results.
• Click your HP printer, then select See what's printing.
• Right-click in the empty area and choose Cancel all documents.
• For network-shared printers, unplug the network cable, restart, then reconnect.

Now update firmware via the Firmware Update Utility or FTP.

How to Update HP Printer Firmware Using Firmware Update Utility

• Print a configuration page from the printer's Configuration > Administration (or Information) menu to check current firmware version.
• Visit the HP Support Page, enter your printer model in Enter my HP model number.
• Select your Windows version under Operating System and download the latest firmware if newer.

Run the downloaded utility, select your printer (use USB for network models), and click Send Firmware. Wait for completion.

How to Update My Printer via FTP

• Find your printer's IP from the configuration page.
• On the HP Support Page, enter your model, select Independent of operating system or Multiplatform under Operating Systems.
• Expand Firmware and download the latest.

Extract to desktop, copy the .RTU file (Ctrl+C). Open File Explorer (Windows + E), enter ftp://[printer-IP], navigate/create PORT folder, and paste (Ctrl+V).

2. Print Your PDF as an Image

This bypasses font issues common with Error 49.4C02. Clear the print queue and restart the printer first.

Open the PDF, press Windows Key + P, click Advanced, and check Print as Image.

3. Install and Use PCL6 Drivers

PCL6 drivers resolve scripting conflicts. Download from HP Support Website: enter model, select Windows, expand Driver – Universal Print Driver, get HP Universal Print Driver for Windows PCL6.

Run, unzip, install, and restart your PC.

4. Disable Advanced Printing Features

Search Printers & scanners, select your HP printer > Manage > Printing preferences > Advanced. Set Enable advanced printing features to Disabled.

What Does Error 49.4C02 Mean?

It indicates a print job processing failure. Cancel queue jobs first or try another document.

What Causes Error 49.4C02?

Mainly device-printer communication failures, outdated firmware, or complex PDFs.

Why Is My Wireless Printer Giving an Error?

Errors signal configuration or hardware issues; codes like 49.4C02 pinpoint the cause for targeted fixes.