In short, the Legacy Edition is a version of the base game that works with older computer technologies. In a detailed post published on EA’s Answers HQ, Community Manager EA_Mai gave a detailed explanation of what the Legacy Edition is and which players should install it going forward. EA announced recently that they will be upgrading the minimum system requirements for The Sims 4 franchise, and users with Windows 32-bit operating systems and non-metal MAC OS will no longer be able to play future games.
