Every printer manufacturer company produces this software to work with a certain machine make and model. Therefore, it is really important to download and install drivers for your specific printer model. These drivers help your machine to work properly and efficiently. In case you are having any trouble with your machine try installing latest drivers. But in any case, your problem is not solved try calling Epson technical support number for expert guidance; they are expert technicians and know everything about printers.
After performing the entire above steps, if you still get the mark and blurry pages then you need to take advice from experts, they will tell you what to next. You can contact experts by calling Epson support number, their availability is 24 hours a day so you can ask any query with them whenever you prefer most.