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HP M254 series printers Firmware downgrade method

The printer will automatically upgrade to the new firmware(20201021) when the printer is connected to the network. Compatible toners cannot be recognized once the firmware is upgraded. This video shows you how to allow your printer to downgrade to an older version of the firmware.

Avoid Printer Firmware Updates on your HP Color LaserJet Pro

Avoid dangerous firmware updates on your HP Color LaserJet Pro M180, M181, M154 and similar HP printers. Here we show you how to change the settings on your printer so that it doesn't automatically update its firmware, which could cause your aftermarket printer cartridges to stop working.