Start Epson Scan Before you start Epson Scan, place your original on the scanner glass. Then start Epson Scan in one of the following ways: • Windows:Double-click the EPSON Scan icon on your Windows desktop. • Macintosh:Open the Applications folder and click the EPSON Scan icon. Note:You can also launch Epson Scan from any TWAIN-compliant application, such as Adobe® Photoshop®. Now you can select a scan mode.