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Are you on Mojave 10.14.1 or 10.14.2 ?

I presume that you checked this page . .
https://epson.com/Support/Printers/.../s/SPT_C11CG20201?review-filter=macOS+10.14.x

( I have a 16 year old Japanese Canon A3 format Laser running in High Sierra - the hack I used may not work for Inkjets but I'll ask around. )

PS : If you want quick replies I ( politely ) suggest that you create a " .sig " in your Macrumors profile - you can see mine below. Really speeds up replies and negates having to ask endless questions re your particular setup. :)
 
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