One user on X directed a tweet at the company, complaining: "M234dw – Apparently the most recent firmware update that occurred on 3/4/25 (date code 20250209) has made it so that genuine HP toner ...

Already in trouble for blocking or reducing the performance of third-party ink cartridges, HP has now been accused of blocking legitimate HP-branded toner in some laser printer models. Firmware ...

A new firmware update has rendered some HP LaserJet printers inoperable, even when using HP’s own toner, Ars Technica reports. The update, version 20250209, was released on March 4, 2025 for HP’s ...

The HP Color LaserJet Pro 4201dw ($569) is a fast single-function color laser printer that’s a significant step up from the $340 HP Color LaserJet Pro 3201dw. Compared with the 3201dw, the 4201dw has ...

HP also now provides disclaimers on the product pages for most of the printers that it sells, stating that the device “is ...

This detects non-HP ink or toner cartridges, even those that are fully ... The settlement also means that users of certain HP LaserJet models – see the full list here – now have the option ...

One wrote: “I installed this toner cartridge about a month ago ... aware of a firmware issue affecting a limited number of HP LaserJet 200 Series devices and our team is actively working ...