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There are several ways we can update the printer firmware, we can update the printer firmware directly from the printer, download the firmware update from HP website or we can use the printer EWS(Embedded web server) page to update the printer firmware. You may use the steps available here to update the printer firmware directly from the printer or download the firmware update from HP website.
Instruction on how to update the printer firmware using the HP Embedded Web Server(EWS) can be found here.
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