HP Faces Class Action over Printer Firmware “Time Bomb” That Prevented Use of Aftermarket Cartridges

By AI staff on September 27, 2016 Courthouse Briefings

Starting around September 13, HP OfficeJet, OfficeJet Pro, and OfficeJet Pro X inkjet printers and all-in-ones that use the HP 934/935, HP 950/951, and HP 970/971 cartridge families suddenly stopped using certain aftermarket inkjet cartridges (see “HP Inkjet Printer Firmware Update Disables Some Third-Party Inkjet Cartridges”). The cause was the firmware used in these devices,

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