Changed Ink And Now Won't Recognize.

Remove all of the new cartridges you had installed and re-install the old (empty) cartridges that worked. Restart the printer, this should remove the not recognised error (and tell you some are empty) Install one of the new cartridges. Keep installing the new cartridges one-by-one until the error returns.

https://www.stinkyinkshop.co.uk/articles/how-to-fix-the-printer-cartridge-not-recognised-error#:~:text=Remove%20all%20of%20the%20new,one%20until%20the%20error%20returns.

Why won't my printer recognize my new ink cartridges Epson?

The ink cartridges may not have been installed using the correct procedure, or they may not be seated correctly. ... If the ink not recognized message is not on the screen, press the home button, if necessary, and select Setup > Maintenance > Ink Cartridge Replacement. Press the OK button and then the start button.

https://www.youtube.com/watch?v=6pm3Gth0sUw

Image result for Epson Changed Ink And Now Won't Recognize.

Ink cartridges that have been refilled can damage the integrity of the ink cartridge which can sometimes cause leaks in your printer. The manufacturers chip would also need to be reset as the printer may read the chip and think that it is empty. ... If this isn't done, then the printer will fail to recognise the cartridge.2

https://support.bchtechnologies.com/hc/en-us/articles/207304983-How-to-fix-Epson-printer-not-recognize-refillable-or-CIS-cartridges

https://www.yoyoink.com/articles/why-is-my-epson-printer-not-printing-after-changing-ink/

https://www.tonergiant.co.uk/blog/2014/07/printer-not-recognising-compatible-cartridges/

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Regards,
Sonu
Your search handyman for all e-support needs!!