C:\Program Files\FL_2021\Sider\livecpk\SMK_Extra15\common\etc\pesdb\
You're looking for information on the Player.bin file in PES 2021, specifically its location. Player.bin Pes 2021 Location
90% of PES 2021 PC players use Sider (a dynamic mod loader). If you have installed VirtuaRED, Dream Patch, or Smoke Patch (Football Life), the Player.bin location changes. These patches create a virtual file system to avoid corrupting the original game. or Smoke Patch (Football Life)