Because it is not on modern digital stores, your options are limited to the secondary market or community archives: SID MEIER'S SIMGOLF - The Collection Chamber

As of 2026, is no longer available for direct purchase as a digital download from official storefronts like Steam, GOG, or the EA App. Due to tangled licensing rights between Firaxis (Take-Two) and Electronic Arts, the game remains in a "digital limbo" that prevents a modern re-release.

If you are looking to play the full version, you must rely on physical media or community-preserved abandonware versions. How to Acquire the Full Version