{
 "last_checked": "2026-10-21",
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   "sources": [
    {
     "url": "https://www.hp.com/us-en/shop/pdp/hp-laserjet-pro-4001dn-printer",
     "title": "HP Store: HP LaserJet Pro 4001dn Printer",
     "date": "2026-10-21",
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    },
    {
     "url": "https://i-itc.org/hps-ongoing-lockout-campaign-frustrates-consumers-and-environmentally-friendly-competition/",
     "title": "Int'l ITC: HP's Ongoing Lockout Campaign Continues",
     "date": "2026-03-31",
     "date_type": "published"
    },
    {
     "url": "https://therecycler.com/posts/i-itc-renews-criticism-of-hp-after-firmware-updates-disable-cartridges/",
     "title": "The Recycler: I-ITC renews criticism of HP after firmware updates disable cartridges",
     "date": "2026-04-02",
     "date_type": "published"
    },
    {
     "url": "https://www.hp.com/us-en/shop/pdp/hp-laserjet-pro-4001dwe-printer",
     "title": "HP Store: HP LaserJet Pro 4001dwe Wireless Printer with HP+",
     "date": "2026-10-21",
     "date_type": "accessed"
    },
    {
     "url": "https://www.hp.com/us-en/printers/hp-plus/faq.html",
     "title": "HP: Frequently Asked Questions about HP+ Printers",
     "date": "2026-10-21",
     "date_type": "accessed"
    },
    {
     "url": "https://www.toner-inkjet.com/B2B/how-to-turn-off-automatic-firmware-updates-for-hp-4001-and-hp-4101-series-printers/",
     "title": "Toner-Inkjet: How to turn off automatic firmware updates for HP 4001 and 4101",
     "date": "2026-10-21",
     "date_type": "accessed"
    },
    {
     "url": "https://www.compandsave.com/hp-printer-firmware-downgrade",
     "title": "CompAndSave: HP Printer Firmware Downgrade Guide",
     "date": "2026-10-21",
     "date_type": "accessed"
    }
   ]
  },
  {
   "slug": "hp-officejet-pro-7720",
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   "model": "OfficeJet Pro 7720",
   "cartridges": "HP 953 / 953XL",
   "status": "Blocked",
   "status_label": "Blocked after firmware 2602",
   "account_required": "No",
   "last_checked": "2026-10-21",
   "sources": [
    {
     "url": "https://i-itc.org/hp-ignores-epeat-criteria-choosing-profit-over-sustainability/",
     "title": "Int'l ITC: HP Ignores EPEAT Criteria Choosing Profit Over Sustainability",
     "date": "2026-03-04",
     "date_type": "published"
    },
    {
     "url": "https://arstechnica.com/gadgets/2026/03/hp-has-new-incentive-to-stop-blocking-third-party-ink-in-its-printers/",
     "title": "Ars Technica: HP has new incentive to stop blocking third-party ink",
     "date": "2026-03-12",
     "date_type": "published"
    },
    {
     "url": "https://www.techspot.com/news/111672-hp-ink-blocking-firmware-clashes-new-global-sustainability.html",
     "title": "TechSpot: HP's ink-blocking firmware may violate new global sustainability rules",
     "date": "2026-10-21",
     "date_type": "accessed"
    },
    {
     "url": "https://mnogochernil.ru/newsroom/firmware-2620-hp-953/",
     "title": "MnogoChernil (ink seller, Russian): new firmware 2602 blocks 953/957 chips",
     "date": "2026-02-02",
     "date_type": "published"
    },
    {
     "url": "https://www.hp.com/us-en/printers/hp-plus/faq.html",
     "title": "HP: Frequently Asked Questions about HP+ Printers",
     "date": "2026-10-21",
     "date_type": "accessed"
    },
    {
     "url": "https://www.manualsdir.com/manuals/840981/hp-officejet-pro-7740.html?page=39",
     "title": "HP OfficeJet Pro 7740 User Guide, p. 26: Update the printer (manualsdir copy)",
     "date": "2026-10-21",
     "date_type": "accessed"
    },
    {
     "url": "https://h30434.www3.hp.com/psg/attachments/psg/Software/226022/3/HP%20Printers-Dynamic%20Security%20Enabled%20Printers.pdf",
     "title": "HP: Dynamic Security Enabled Printers (PDF)",
     "date": "2026-10-21",
     "date_type": "accessed"
    },
    {
     "url": "https://www.cartridgeworld.co.uk/hp-firmware-downgrade-for-printers-using-hp-953xl-hp-903xl-ink-cartridges/",
     "title": "Cartridge World UK: HP firmware downgrade for 953XL / 903XL printers",
     "date": "2026-10-21",
     "date_type": "accessed"
    },
    {
     "url": "https://h30434.www3.hp.com/t5/Printer-Setup-Software-Drivers/Feature-Locked-error-turning-off-auto-udates-on-7720/td-p/9144511",
     "title": "HP Support Community: Feature Locked error turning off auto updates on 7720",
     "date": "2024-08-07",
     "date_type": "published"
    }
   ]
  },
  {
   "slug": "hp-officejet-pro-8025",
   "brand": "HP",
   "model": "OfficeJet Pro 8025",
   "cartridges": "HP 910 / 910XL",
   "status": "Blocked",
   "status_label": "Blocked after firmware 2606/2607",
   "account_required": "No",
   "last_checked": "2026-10-21",
   "sources": [
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     "url": "https://i-itc.org/hps-ongoing-lockout-campaign-frustrates-consumers-and-environmentally-friendly-competition/",
     "title": "Int'l ITC: HP's Ongoing Lockout Campaign Continues",
     "date": "2026-03-31",
     "date_type": "published"
    },
    {
     "url": "https://therecycler.com/posts/i-itc-renews-criticism-of-hp-after-firmware-updates-disable-cartridges/",
     "title": "The Recycler: I-ITC renews criticism of HP after firmware updates disable cartridges",
     "date": "2026-04-02",
     "date_type": "published"
    },
    {
     "url": "https://h30434.www3.hp.com/psg/attachments/psg/Software/226022/3/HP%20Printers-Dynamic%20Security%20Enabled%20Printers.pdf",
     "title": "HP: Dynamic Security Enabled Printers (PDF)",
     "date": "2026-10-21",
     "date_type": "accessed"
    },
    {
     "url": "https://h30434.www3.hp.com/t5/Printer-Ink-Cartridges-Print-Quality/Printer-blocked-by-firmware-Non-HP-Officejet-pro-8025/td-p/9244071",
     "title": "HP Support Community: Printer blocked by firmware Non-HP, OfficeJet Pro 8025",
     "date": "2024-11-21",
     "date_type": "published"
    },
    {
     "url": "https://www.yrts.info/knowledgebase/officejet-pro-8025e/",
     "title": "YRTS knowledge base: OfficeJet Pro 8025e",
     "date": "2026-10-21",
     "date_type": "accessed"
    },
    {
     "url": "https://www.hp.com/us-en/printers/hp-plus/faq.html",
     "title": "HP: Frequently Asked Questions about HP+ Printers",
     "date": "2026-10-21",
     "date_type": "accessed"
    }
   ]
  },
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   "status": "Blocked",
   "status_label": "Blocked after firmware 2606/2607",
   "account_required": "Only with HP+",
   "last_checked": "2026-10-21",
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     "url": "https://i-itc.org/hps-ongoing-lockout-campaign-frustrates-consumers-and-environmentally-friendly-competition/",
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     "date": "2026-03-31",
     "date_type": "published"
    },
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     "url": "https://therecycler.com/posts/i-itc-renews-criticism-of-hp-after-firmware-updates-disable-cartridges/",
     "title": "The Recycler: I-ITC renews criticism of HP after firmware updates disable cartridges",
     "date": "2026-04-02",
     "date_type": "published"
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    {
     "url": "https://h30434.www3.hp.com/psg/attachments/psg/Software/226022/3/HP%20Printers-Dynamic%20Security%20Enabled%20Printers.pdf",
     "title": "HP: Dynamic Security Enabled Printers (PDF)",
     "date": "2026-10-21",
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    },
    {
     "url": "https://h30434.www3.hp.com/t5/Printer-Ink-Cartridges-Print-Quality/Third-Party-Cartridges-Blocked-by-HP-9010e-Firmware-Need-a/td-p/9295162",
     "title": "HP Support Community: Third-Party Cartridges Blocked by HP 9010e Firmware",
     "date": "2026-10-21",
     "date_type": "accessed"
    },
    {
     "url": "https://h30434.www3.hp.com/t5/Printer-Ink-Cartridges-Print-Quality/After-firmware-update-HP-9015e-suddenly-says-HP-962XL/td-p/9559930",
     "title": "HP Support Community: After firmware update, 9015e says HP 962XL is non-HP",
     "date": "2026-10-21",
     "date_type": "accessed"
    },
    {
     "url": "https://h30434.www3.hp.com/t5/Printing-Errors-or-Lights-Stuck-Print-Jobs/HP-firmware-update-blocks-HP-cartridge/td-p/9573462",
     "title": "HP Support Community: HP firmware update blocks HP cartridge",
     "date": "2026-10-21",
     "date_type": "accessed"
    },
    {
     "url": "https://www.hp.com/us-en/printers/hp-plus/faq.html",
     "title": "HP: Frequently Asked Questions about HP+ Printers",
     "date": "2026-10-21",
     "date_type": "accessed"
    },
    {
     "url": "https://www.reddit.com/r/techsupport/comments/13j9tep/hp_officejet_pro_9015e_firmware_rollback/",
     "title": "r/techsupport: HP OfficeJet Pro 9015e Firmware Rollback",
     "date": "2023-05-16",
     "date_type": "published"
    },
    {
     "url": "https://www.reddit.com/r/printers/comments/1kzjz68/need_hp_officejet_pro_9015_rollback_firmware/",
     "title": "r/printers: Need HP OfficeJet Pro 9015 rollback firmware",
     "date": "2025-05-31",
     "date_type": "published"
    },
    {
     "url": "https://www.reddit.com/r/printers/comments/1mqtxi3/giving_up_on_downgrading_firmware_of_hp_officejet/",
     "title": "r/printers: Giving up on downgrading firmware of HP OfficeJet 9010",
     "date": "2025-08-15",
     "date_type": "published"
    }
   ]
  }
 ]
}