If you are seeing an error like "Checksum error" or "Unexpected end of archive" specifically for part 7, try these steps:
: Ensure you have every single part of the sequence (e.g., part01 through the final part) in the same folder with identical naming conventions. Repair the Archive : Open part01.rar (the first part) in WinRAR. Go to Tools > Repair archive . PES2021.part07.rar
The file is part of a multi-volume archive, typically for eFootball PES 2021 game data or massive patches like SmokePatch or Football Life. Because it is part 7 of a sequence, you cannot open or extract it on its own; it requires all other parts (part01, part02, etc.) to be present in the same folder. Quick Fixes for Common Extraction Errors If you are seeing an error like "Checksum