If you own an original copy of PES 2009 that is scratched or lost, downloading a compressed backup is generally considered acceptable. If you have never bought the game, treat this as a trial—consider supporting the official eFootball series if you enjoy the mechanics.

Find a verified repack (Look for a file named PES_2009_HC.7z or .rar – size roughly 400MB).

Installs missing transfers from January 2009. Found easily on FileHippo archives.