Hi my name is ***** ***** I will be the expert working with you today to help and resolve the problem you have posted.
I am sorry to hear that you are having such trouble. I will try my best to help you out and resolve the problem as quick as possible.
Open the printer driver from the devices and printer and set the print copy to page 1.
Open the printer driver from the devices and printer from the search box.
Do you see Cortana search box on the bottom left click on it and then type in devices and printers then select the icon it will open.
let me know once you are there.
do you see the printer driver Epson WF-4640 right click on it and select printer properties.
Now open a document to print and before hitting print select the copy as 1.
yes... ok lets check first whether the proble is with printer software or printer settings
in search box, type devices and printers and open it
right click on epson printer icon...click printer properties
click on print test page
let me know if it prints on 1 page or more
ok now open any email or any picture or any word file and try printing
let me know does it print the content in correct number of pages or extra pages
let me know the status so that i may suggest further