The Epson printer offline error occurs thanks to settings related issues or corrupted drivers. Whatever is that the reason, you'll got to address it immediately to continue printing. If Epson printer says offline error frequently, meaning the network connection is causing trouble making your printer go offline. Try connecting another printer on an equivalent network; if an identical problem occurs, contact the web service provider to repair it. Additionally, please check whether Epson is chosen as a default printing device and ensure to clear the print queue to get rid of the jammed printing documents. Hopefully, the offline Epson problem resolves.