The version number can be checked directly on the printer’s display under the “About” or “Firmware” section in the settings menu. Knowing your current version is crucial before any downgrade attempt.
Use any third-party or remanufactured cartridge without the "Cartridge Problem" error.
Never download firmware from suspicious pop-up ads or fake "HP Support" phone numbers. Scammers frequently target users searching for "firmware downgrade" by offering paid tools that are either malware or useless. hp officejet pro 8620 firmware downgrade
Temporarily pause your computer's antivirus program and Windows Defender firewall, as they can block the firmware flashing utility from communicating with the USB port.
Find the specific that support third-party ink. Find download links for the firmware files. Give you steps for Mac vs. Windows specifically. The version number can be checked directly on
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.
Find your printer's IP address from the network settings on the screen. Type that IP address into any web browser on your computer. Go to the or Web Services tab. Locate Product Updates or Firmware Updates . Uncheck the box for automatic updates and save the changes. Troubleshooting Common Errors The Update Utility Says "Not Applicable" or Greyed Out Never download firmware from suspicious pop-up ads or
Step-by-Step Guide: HP OfficeJet Pro 8620 Firmware Downgrade Follow these steps to revert your firmware. 1. Hard Reset the Printer (Recommended)