A full, playable PES 2009 installation cannot be compressed to 13 MB. Most links claiming this are either:
Highly compressed versions often need a crack or a patch to bypass or to fix compatibility issues: Pes 2009 Highly Compressed Only 13 Mb
: Most legitimate "compressed" versions of PES 2009 are provided as ISO or RAR files around 1.44 GB in size. Official Game Information (Pro Evolution Soccer 2009) Pro Evolution Soccer 2009 System Requirements A full, playable PES 2009 installation cannot be
While some enthusiasts create legitimate "repacks," the keyword "PES 2009 Highly Compressed Only 13 Mb" is frequently used for malicious purposes: The rumor claimed that if you set the
. The rumor claimed that if you set the compression level to "Extreme," it could turn gigabytes into megabytes by using complex mathematical algorithms that took 10–20 hours to decompress. The "Experience"
If you are looking for a reliable way to play, it is recommended to seek original physical copies or verified digital distributions. Reviewers from GameSpot noted that while PES 2009 was an improvement over its predecessor, it still required significant system resources to run smoothly. Pro Evolution Soccer 2009 Review - GameSpot
High-resolution textures, replaced with lower-quality versions.