This is what you should do, First remove Epson printer from Add Remove, also delete the printer if it still shows from, Start\Settings\Printers.
Now you should do this, if you only have a Epson Printer, if you have any other Epson you will have to remove them and install also.
To remove follow these step's closely, go to start\find\files or folders type in the box Epson click enter key delete all the entry's it finds with Epson in it. Next go to start run type regedit and press enter, go to menu under edit click find in the box type Epson and press enter it will bring up only one entry at a time, press delete key then click ok to confirm to go to next entry press F3 and delete do this until you get to the end of the registry. DO NOT TOUCH ANYTHING ELSE IN THE REGISTRY other than Epson then reboot your computer
Print this off to follow it