Allow Windows to run the file (if necessary). Locate and double-click on the available setup file. Unzip the file and enter the newly-created directory. Save the downloadable package on an accessible location (such as your desktop). To install this package please do the following: Even though other OSes might be compatible as well, we do not recommend applying this release on platforms other than the ones specified. If it has been installed, updating (overwrite-installing) may fix problems, add new functions, or expand existing ones. This package contains the files needed for installing the Printer driver. This file self-extracts to your hard drive and is placed in a folder that begins with C:EPSONepson1660. This self-extracting file contains the EPSON Scan Utility and TWAIN Driver v5.71A for Windows Vista 32-bit and 64-bit Editions.