Since you are on Windows 11, the Microsoft Store is the most integrated option. PopCap (now owned by EA) released a modern port specifically for Windows 10/11.
Before downloading Plants vs Zombies on your PC Windows 11, make sure your device meets the system requirements: plants vs zombies download for pc windows 11
Do search for "Plants vs. Zombies free download full version" on random websites. These are often riddled with malware, outdated cracks, or missing DLL files that Windows 11 Defender will immediately quarantine. Since you are on Windows 11, the Microsoft
Since the game is old, you might hit two tiny snags. Here is the fix: Since you are on Windows 11