For many users, the primary motivation for downgrading is to bypass HP's feature. This feature is designed to ensure the printer only works with cartridges containing original HP chips. While HP frames this as a security and quality measure, it effectively blocks more affordable third-party or remanufactured alternatives.

For users of the HP OfficeJet Pro 8620 , downgrading firmware—or specifically reverting to a version without restrictive "Dynamic Security"—is often considered better because it restores consumer choice, reduces printing costs, and fixes artificial "lockout" errors. While manufacturers argue these updates protect "intellectual property" and "security," many users find that recent firmware versions essentially "brick" their ability to use affordable third-party cartridges that previously worked perfectly. The Case for Reverting HP OfficeJet Pro 8620 how to remove update software for HP 8600 8610 8620 3 Jun 2024 —