The ET-2400 is an EcoTank, meaning you refill ink but cleaning cycles still waste ink. To make your last longer:

Unplug any other USB devices (like external hard drives or other printers) to avoid communication conflicts. Connect your ET-2400 directly to a USB port on your computer. Ensure your internet connection is active. 3. Read the Counter Status

Method A: Using the Official Epson Adjustment Program (WIC Reset Utility)

: Wait 1 to 2 minutes without pressing any other buttons. The lights will stop flashing and turn completely off, leaving only the primary power light illuminated. The internal Wi-Fi chip is now reset. Re-Entering Pairing Mode

Pull the power cord directly out of the back of the printer.

Are you trying to fix a or an ink/printing quality problem ?

To reset the digital counter of an ET-2400, you must use external software that can communicate with the printer's firmware via a USB connection. Software resets will not work over Wi-Fi; you must connect the printer directly to your computer using a standard USB cable. There are two primary software routes you can take: Option A: The Official Epson Maintenance Box Utility

The ET-2400 tracks ink used during cleaning cycles. When the internal counter reaches a limit, it triggers a service error to prevent overflow. ET-2400 User's Guide - Epson

Inside the printer, porous felt pads collect excess ink generated during setup and printhead cleaning cycles. Over time, the printer's internal counter estimates that these pads are saturated. To prevent physical ink from leaking out of the machine and damaging your furniture, the printer will lock itself down completely.