HP warns that non-genuine ink can lead to earlier printhead failure. Additionally, third-party firmware files carry a small risk of "bricking" the printer if the installation is interrupted. HP Support Community Downgrade Methods
Given the risks, you should only attempt a downgrade if you are comfortable with technical procedures and have accepted the potential consequences. The following is a general guide based on community-developed methods.
Some users prefer the settings and interface of older versions. hp officejet pro 8620 firmware downgrade better
HP's official stance is that this system is designed "to protect the quality of our customer experience, maintain the integrity of our printing systems, and protect our intellectual property". However, critics see it as a way to force customers to buy more expensive HP ink.
When your HP OfficeJet Pro 8620 automatically downloads and installs the latest firmware over Wi-Fi, it instantly scans the installed cartridges. If you are using aftermarket, remanufactured, or third-party ink, the printer will lock down. You will typically see errors like: "Cartridge Problem" "One or more cartridges appear to be damaged" "Non-HP Cartridge Detected" Why a Firmware Downgrade is the Better Choice HP warns that non-genuine ink can lead to
Downgrading to an older version of the firmware removes the strict DRM (Digital Rights Management) checks. This allows you to use third-party ink cartridges again, potentially saving you 50-70% on printing costs.
– HP’s Dynamic Security feature can permanently reject certain cartridges. Older firmware doesn’t enforce this aggressively. The following is a general guide based on
, this typically means reverting to a version prior to 2016/2017 when HP implemented strict, permanent Dynamic Security measures. Why Downgrading is "Better":