Using Firmware update utility
Firmware Update Utility allows you to maintain your machine by upgrading firmware.
From the Start menu, select Programs or All Programs > Dell > Dell Printers > your printer driver name > Firmware Update Utility.
Download the latest firmware. Click http://www.support.dell.com.
If your printer is connected with an USB cable, click USB Connected Printer or Network Connected Printer.
Click Browse and select the downloaded firmware file.
Click Update Firmware.
5. Useful Management Tools