Many "free" versions of this software found online can contain malware. It is always safer to use official parts or reputable software sources.
To successfully reset an L15150, the printer must be connected to a computer via a ; wireless or Ethernet connections often fail during this process. How to Reset Epson L15150 Printer epson l15150 resetter adjustment program hot
EcoTank printer has suddenly stopped working and is displaying a message like "Service Required" "The printer's ink pad is at the end of its service life," Many "free" versions of this software found online
Ensure your printer is connected to your computer via a USB cable . Wi-Fi connections are unstable for firmware-level resets and may cause the process to fail. How to Reset Epson L15150 Printer EcoTank printer
Note: Before resetting the software, you should ideally inspect or replace the physical maintenance box (C9345) to ensure ink doesn't actually leak.