I'm sorry about the issue. Is this the Epson printer model WorkForce WF-3620?
Is the Internet currently working fine on your computer?
When you try the Wi-Fi setup wizard on the printer's screen (not on the computer), what happens? Does it connect successfully? Or is there any error or message?
Please type at the box below, then click on the Send button below to communicate with me, so I can help. Thank you,