Double click on the file which says start.exe and then follow the on-screen instructions.If you don’t know how to extract, read this article: Download and Extract The_Sims_Complete_Collection_Win_Setup_EN.zip.The_Sims_Complete_Collection_Win_Setup_EN.zip (2.01GB) The Sims: Complete Collection is currently available on these platforms: Windows (2005) We might have the game available for more than one platform.