The HP OfficeJet Pro 8620 is a reliable all-in-one printer often used in small offices and home workspaces. However, like many modern HP printers, firmware updates (especially those released after 2016) have introduced – a feature that can reject third-party or remanufactured ink cartridges. For users who rely on affordable non-HP cartridges, a forced firmware update can suddenly render their printer unusable with those supplies.
If the device status says "Ready," check the box next to the printer name. hp officejet pro 8620 firmware downgrade
A soft brick means the printer is unresponsive but can potentially be recovered through special recovery procedures. A hard brick means the printer is completely unrecoverable — essentially a paperweight. The HP OfficeJet Pro 8620 is a reliable
A critical hardware risk exists when downgrading. If a user installed a third-party cartridge while on new firmware, the printer may have written data to the cartridge chip identifying it as "used in a locked printer." Downgrading the printer firmware might not unlock these cartridges, as the lock status is stored on the cartridge's own IC. The printer may continue to reject them, rendering the downgrade futile for that specific set of consumables. If the device status says "Ready," check the