You cannot buy the game digitally through EA Play , Steam, or GOG.
Right-click the .exe file, go to Properties > Compatibility , and select Windows XP (Service Pack 3) and Run as Administrator . download-need-for-speed-underground-2-game-for-pc-free
The only 100% legal way to obtain it is by purchasing used physical CD/DVD copies from sites like Amazon or eBay. You cannot buy the game digitally through EA