In many cases, users have not chosen the Epson printer as their default printer and this causes the Epson Printer Offline error. You can easily troubleshoot this problem by following a few simple steps and can set your Epson printer as your default printer. Likewise speaking, by negligence or mistake, you have set your Epson printer at the Use Printer Offline option. It will create an offline error. This simple error can also be rectified by following a few troubleshooting steps http://printersofflines.com/epson-printer-offline/