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HP has used its "Dynamic Security" firmware updates to "create a monopoly" of replacement printer ink cartridges, a lawsuit filed against the company on January 5 claims. The lawsuit, which is seeking class-action certification, represents yet another form of litigation against HP for bricking printers when they try to use ink that doesn't bear an HP logo.
The lawsuit (PDF), which was filed in US District Court in the Northern District of Illinois, names 11 plaintiffs and seeks an injunction against HP requiring the company to disable its printer firmware updates from preventing the use of non-HP branded ink. The lawsuit also seeks monetary damages greater than $5,000,000 and a trial by jury.
The lawsuit focuses on HP printer firmware updates issued in late 2022 and early 2023 that left users seeing this message on their printers when they tried to print with non-HP ink:
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