Welcome to the reality of hundreds of thousands of HP OfficeJet Pro 8620 users in 2025-2026. A wave of automatic firmware updates (specifically versions FDP32A and later) has rendered third-party, remanufactured, and even some older OEM cartridges completely useless.
HP employs a security system called . It’s designed to ensure only cartridges with new HP chips work. Every few months, HP releases a new firmware update that “improves security” – a euphemism for breaking compatibility with non-HP cartridges. hp officejet pro 8620 firmware downgrade new
Don’t let a surprise update turn your printer into a brick. Whether you’re a home office user, a small business owner, or a student on a budget, downgrading to FDP32A allows you to print without DRM-style restrictions. Welcome to the reality of hundreds of thousands