Try this procedure if the printer has already been connected to the computer by Ethernet or USB, but you want to change to Wi-Fi connection.
The content displayed on the screens varies depending on the model and situation.
Unplug the Ethernet or USB cable from the printer if you connected the printer by Ethernet or USB.
Connect the computer to the SSID for the access point that you want to connect to.
Access the following website from the computer you want to connect to the printer, and then enter the product's name.
Go to Setup.
Click Download to download the installer.
Run the installer by clicking or double-clicking the downloaded file.
Double-click the following icon.
Check the licence agreement and click Next.
Select the software to install and click Install.
Epson Driver and Utilities and Epson Network Utilities must be selected.
The software installation starts.
Select Wi-Fi Network Connection on the following screen.
Follow the on-screen instructions.