When the printer can connect to the Internet, you can update the firmware from Web Config.
Enter the printer's IP address into a browser to access Web Config.
Enter the printer's IP address from a computer that is connected to the same network as the printer.
You can check the IP address of the printer from the following menu.
Settings > General Settings > Network Settings > (Standard) > Network Status > Wired LAN/Wi-Fi Status
Enter the administrator password to log in as an administrator.
Select in the following order.
Device Management tab > Firmware Update
Click Start, and then follow the on-screen instructions.
The firmware confirmation starts, and the firmware information is displayed if the updated firmware exists.
You can also update the firmware using Epson Device Admin. You can visually confirm the firmware information on the device list. It is useful when you want to update multiple devices' firmware. See the Epson Device Admin guide or help for more details.