HP Firmware update paralyzes printer: HP shoots itself in the foot in the fight against third-party cartridges. A firmware update causes problems with own cartridges.

Some multifunction printers from HP's Laserjet series are currently struggling with firmware problems. The latest update with the version number 20250209 is supposed to bring the Laserjet devices M232 to M237 up to date. However, some users are reporting errors with cartridge detection.