Before you proceed in downloading the firmware, please see Checking the latest Lexmark printer firmware first to know what is the latest firmware version installed in your printer.
Go to the Drivers and Download search page.
Search for the desired Lexmark product model.
The most recent date indicated in the Date Released column is the latest version of the firmware.
Once you click the link for the latest firmware, a pop up window will appear for the Fimware End User License Agreement.
Check the box to agree and click the Start Download button to begin the firmware download.
To know how to update the printer fimware, click Updating the Lexmark printer firmware.
LEGACY ID: HO550
Checking the printer firmware to latest version.
Updating the printer firmware to latest version.