The 2011 edition introduced Master League Online , alongside a deeper offline mode featuring sponsors, team development goals, and complex financial management.

It added the "Link Feints" feature, allowing players to map specific trick sequences to the right analog stick for more tactical one-on-one situations. System Requirements for PES 2011 PC

A new power gauge was added for every pass and shot, putting the weight and direction of the ball entirely in the user's hands.

Significantly longer installation times , as your PC must decompress the files. There is also a higher risk of missing game assets (like commentary or background music) to achieve the smaller size. How to Install PES 2011 (Compressed Version)