dt80_300E_x64.cpk is a core data component for eFootball PES 2021 Season Update , specifically representing the Data Pack 3.0
In the directory structure of PES 2021 (PC/Steam version), game data is stored in compressed archives known as CPK files . The file dt80_300e_x64.cpk is a specific data container that typically houses player kits (uniforms) and sometimes associated textures (boots, gloves, or adboards). dt80-300e-x64.cpk pes 2021
These files follow a specific naming convention used by Konami for sequential updates: dt80_100E_x64.cpk : Data Pack 1.0 dt80_200E_x64.cpk : Data Pack 2.0 dt80_400E_x64.cpk : Data Pack 4.0 Common Troubleshooting dt80_300E_x64
The dt80_300e_x64.cpk is now frozen in time . No new official changes will happen to it. Opportunity: This stability is a blessing for modders. Because the file will never revert via a server check, modders can safely rename or replace dt80_300e_x64.cpk permanently. Major community patches (like Football Life 2024 ) have begun ignoring the original file entirely, using it only as a dummy placeholder while loading 100% custom CPKs. No new official changes will happen to it
The naming convention dt80_300e_x64.cpk tells us a lot: