: Use a compatible program like WinRAR or 7-Zip and select "Extract Here" or "Extract files...".

: A popular free, open-source alternative that handles multi-part archives well.

: Ensure every numbered part of the "02_CCL" set is in the same directory.

: Another free tool often used if other programs report errors with specific archive parts.

: Always double-click or right-click 02_CCL.part1.rar .