It is known that e_s4i3t1.exe is part of a process called EPSON Status Monitor 3, but we are unsure if this process is a harmful file or spyware, and could be harmful to your machine. Has e_s4i3t1.exe been found or your machine? If you know what this file does, please post a comment with what you know.

Malware and viruses and other evil programs can live in your machine, completely undetected.

This free machine scan is probably the best way to make sure you don't experience future issues with harmful files.