You download a small .exe installer. When you run it, it decompresses the files and installs the Platinum Expansion alongside a patched .exe file that tricks your computer into thinking you own the DLC.
With the Platinum Expansion FS22, you'll gain access to a world of new possibilities, from large-scale farming operations to intricate landscape shaping. Take your farming skills to new heights and experience the ultimate in agricultural simulation. Platinum Expansion Fs22 Free Download REPACK
If the standard price is a concern, there are several legitimate ways to get the expansion at a discount: How To Download Platinum DLC | Farming Simulator 22 You download a small