To downgrade the firmware on your HP OfficeJet 6950 , you generally need to manually install an older firmware file (often with a
: OJ6950_xxx.bdl or HP_OJ6950_xxxx.exe
If you are not comfortable with manual firmware flashing, consider switching to a printer brand without aggressive cartridge locking. Until then, this guide gives you the roadmap to reclaim your HP 6950. hp 6950 downgrade firmware
Run the file. It will usually open an . Select your printer from the list. Click "Update" or "Send Firmware." 3. Wait for Completion To downgrade the firmware on your HP OfficeJet