The process of downloading the Epson Perfection 4870 Photo TWAIN Driver 3.03A driver should begin automatically after a few seconds. If this does not occur, click on one of the links below (we recommend downloading the Epson Perfection 4870 Photo TWAIN Driver 3.03A driver from the primary server - this is the manufacturer’s Epson official website). If the download still fails to run, check whether your anti-virus software is not blocking the connection to the manufacturer server of the Epson Perfection 4870 Photo TWAIN Driver 3.03A diver.