Third-party status
UnknownEpson says updates can stop non-Epson cartridges; no firmware number confirmed
Epson itself says non-Epson cartridges that worked before a firmware update may stop working on the WF-4830. No source names a firmware version, so the status is Unknown.
What to do now
- Avoid installing firmware updates while third-party cartridges work. Epson warns updates may stop them.[1]We have not verified the menu path to turn off automatic updates on this model.
What to buy instead
- Genuine Epson 822 / 822XL. Always recognized.
- Compatible 822 with a firmware return policy. Ask what happens if an update rejects them.
- Account required
- No
- Cartridges
- Epson 822 / 822XL cartridges
- Blocking firmware
- None reported
- Last checked
Also applies to: WorkForce Pro WF-4820 and other models that take Epson 822 (check your cartridge number).
Third-party and remanufactured cartridges
- Epson's WF-4830 FAQ says the printer is designed for genuine Epson cartridges, and that non-Epson or altered cartridges that worked before a firmware update may not continue to work.[1]
- Epson's general page says some updates may affect third-party ink, and points to EcoTank printers to avoid the restrictions.[3]
- Epson has a FAQ for ink 'not recognized' after a firmware update. Its answer is to install genuine Epson cartridges.[4]
Epson account and subscriptions
- We found no Epson requirement for an account or subscription to print.[2]
Firmware that blocked cartridges
- No source we found names the WF-4830 firmware version that changed cartridge checks.[1]
- A US class action, Mondigo v. Epson America, alleged Epson used firmware updates to disable non-Epson cartridges. It was filed May 15, 2020 and closed August 15, 2023.[5][6]
To see your version, print a printer status report or open the printer's web page. Compare it with the firmware list.
Workarounds that sources back up
- Avoid installing firmware updates while third-party cartridges work. Epson warns updates may stop them.[1] We have not verified the menu path to turn off automatic updates on this model.
What does not reliably work
- Asking Epson support: its answer to 'ink not recognized' after an update is to use genuine cartridges.[4]
What to buy instead
- Genuine Epson 822 / 822XL. Always recognized. Shop
- Compatible 822 with a firmware return policy. Ask what happens if an update rejects them. Shop
These are plain store links. We earn nothing from them today. Disclosure.
What we could not verify
- The firmware version, if any, that blocked third-party cartridges on the WF-4830.
- How the Mondigo case was resolved (the docket shows only that it closed).
- Any dated owner report of a WF-4830 block on current firmware.
Know something we missed? Dated sources beat opinions. Corrections go on the page with a date.
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Sources
- Epson FAQ: WF-4820/WF-4830 non-Epson cartridges and firmware (read Oct 21, 2026)
- Epson FAQ: WF-4820/WF-4830 ink cartridge part numbers (published Aug 17, 2020)
- Epson: information about third-party ink (read Oct 21, 2026)
- Epson FAQ: after a firmware update my product shows the ink is not recognized (read Oct 21, 2026)
- CourtListener: Mondigo v. Epson America, 2:20-cv-04400 (C.D. Cal.) (read Oct 21, 2026)
- Class action complaint: Mondigo et al. v. Epson America (PDF) (published May 15, 2020)