I have a new MacBook, but my Photoshop (CS5.1) is on my old Windows laptop. I have purchased CS6 upgrade, but during installation to my MacBook, an error message came up that Installer couldn't find the previous version (obviously). What do I do?
Contact Adobe support ,
http://helpx.adobe.com/creative-suite/kb/error-serial-number-qualifyin g-product.html
North America
Europe, Middle East and Africa
Asia Pacific