re-install Epson NX 420 Printer software updateMac OS 10.3.1
How do I re-install Epson NX 420 Printer software updateMac OS 10.3.1 when App Store tells me
"Epson Printer Software Update Version 3.3 was already installed Dec. 27, 2017"
Ridiculous because it was working fine this moning and now it's kaput.
MacBook Air (13-inch, Early 2015), OS X Yosemite (10.10.4)