You can select a storage location from the printer driver and save your document to storage. You can also print the document when you save it to storage.
If you are using applications made by Apple such as TextEdit on macOS Mojave (10.14), you cannot save the document to storage from the printer driver.
Click Storage Settings on the Epson Printer Utility screen.
Make settings such as the save destination, and then click OK.
On the printer driver's pop-up menu, select Print Settings.
Select Save to Storage in Job Type.
To print the document when you save it to storage, select Save to Storage and Print from Job Type.
Set the other items as necessary.
Click Print.