ATHER AYUB 1 Report post Posted February 7, 2020 HELLO ADMIN... I BUY REFURBISHED PRINTER FROM EPSON USA.... WHEN I INSTALL CISS IN THE PRINTER THE PRINTER SAYS CARTRIDGE NOT RECOGNIZED.. PLEASE HELP US TO SOLVE THE PROBLEM OR SUPPLY US CHIPLESS FIRMWARE FOR EPSON WF-8090.. THANKS Share this post Link to post Share on other sites