The HP OfficeJet Pro 8620 has long been a workhorse for home offices and small businesses. It’s fast, reliable, and produces high-quality prints. However, many users recently found their printers "locked" or refusing to recognize perfectly good ink cartridges. The culprit? An automatic firmware update.
: Users often report that recent updates cause "Non-HP Chip Detected" or "Cartridge Problem" errors that prevent printing entirely. An older firmware version (such as FDP1CN1416AR ) often resolves these lockout issues.
The “Recommended update available” popup disappears permanently.
Connect the printer directly to your computer using a solid USB cable. Step 3: Flash the Firmware Open the downloaded firmware updater file on your computer. hp officejet pro 8620 firmware downgrade better
Users must locate an archived version of HP’s older firmware. The most sought-after version is FDP1-1718A , the last known build before the aggressive DRM (Digital Rights Management) lock was fully implemented. HP has officially scrubbed these files from its website, but they survive on third-party repositories and user forums.
If the process is interrupted, the printer firmware can be corrupted. Discontinued Support: As the is discontinued, official support is limited anyway. Conclusion HP OfficeJet Pro 8620
Follow the instructions to update (even though it is a downgrade). The printer will process this as a new version. Risks and Considerations The HP OfficeJet Pro 8620 has long been
Open the firmware file on your computer. It will look for connected printers. Select your OfficeJet Pro 8620.
Downgrading the firmware on your is primarily done to bypass Dynamic Security features that block the use of third-party or refilled ink cartridges . By reverting to an older firmware version, you can restore the printer's ability to recognize non-HP chips and save on ink costs . Why Downgrade Firmware?
While manufacturers design firmware updates to patch security vulnerabilities and fix minor bugs, modern HP updates prioritize a mechanism known as . This feature tracks and blocks cartridges that rely on non-HP chips or modified electronic circuitry. For owners of the workhorse HP OfficeJet Pro 8620, a forced firmware update can suddenly turn affordable, third-party cartridges into useless plastic. The culprit
Only proceed if you accept the risks. These are high-level steps — follow a trusted, model-specific guide from a reputable source; exact filenames and steps vary:
While downgrading yields massive benefits, it carries inherent risks: