Chipjet Provides Advice for Downgrading HP Firmware


On August 14, Chipjet Technology Co., Ltd., a Hubei Dinglong subsidiary that designs replacement chips for third-party ink and toner cartridges, published an article that instructs end users on how to downgrade the printer firmware on certain HP LaserJet models. Downgrading printer firmware may be necessary if the printer firmware is automatically updated to a

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