: You only need to right-click on part1.rar and select "Extract". The extraction software will automatically find the subsequent parts and join them together. Use Recommended Software :

: Ensure you have all the corresponding files (e.g., part2.rar , part3.rar , etc.) in the same folder.

: If you get an "unexpected end of archive" or "missing volume" error, you are likely missing one of the numbered parts.