Unless you download from a very reputable source or the official Epson site, you are taking a risk.
If your Epson printer is showing a "Service Required" error or the red lights are blinking, you likely need the Epson Adjustment Program (also known as a Resetter). This utility is used to reset the Waste Ink Pad Counter, which automatically stops the printer once it reaches a certain limit to prevent ink overflow. Where to Download Official Sources epson adjustment program download
To use the Epson Adjustment Program, follow these steps: Unless you download from a very reputable source