Patch 1.04 for Pro Evolution Soccer (PES) 2013 was a significant technical update released by Konami to refine gameplay balance and resolve community-reported bugs. While many fans still seek this version for its compatibility with major community "retro" mods like

. This wasn't just a small fix; for the PES community, it was the "golden update" that stabilized gameplay and unlocked the door for the massive community-made option files that would keep the game alive for over a decade. The Legend of the 1.04 "Fix"

Community mods (e.g., Hano Patch, EPES26) use version 1.04 to bring 2024/2025 season rosters and transfers to the game.