I understand that you are having an issue connecting your Epson printer to the WiFi network. Don't worry, I'll be glad to help you with this. Let's try these steps here:

https://epsonofflineprinter.com/epson-printer-wont-connect-to-wifi/

There are two options to fix the problem with the filter Manually installing the printer driver and verifying that the sharing feature is turned on. HP is recognized for being one of the best producers, consistently delivering top-quality results. Each sector uses HP printers to complete a broad array of tasks. With the advancement of capabilities, quality and services, it's become among the top accessible printers available to date. When there is any printing issue, customers are able to use the support code as soon as they notice it. Read full guide at printer man reviews

An "Filter error" could show up on your screen if the printing drivers on Mac OS Sierra (10.12) (which can also occur on Linux since Mac utilizes CUPS to print) aren't up-to-date. In the event of a problem printing may stop or the results of printing will be inaccurate.