If you are just trying to reconnect the printer to Wi-Fi and it won't connect, you can reset the network settings to default.
The Epson L14150 uses the T04D1 Maintenance Box . Replacing it is the most reliable fix. Simply open the rear cover, remove the old box, and slide in a new one.
Choose "L14150" and click Particular Adjustment Mode .
: Select Yes when the confirmation screen appears. The printer may take a few minutes to complete the process and restart. 2. Reset Ink Levels