: If the extraction fails, you may need to re-download the specific part that is causing the error.
7-Zip : A popular, free, open-source alternative for merging and extracting multi-part files. Troubleshooting
: Always right-click and extract part1.rar . The software will automatically find and pull the data from part2.rar and any subsequent parts to rebuild the original file.
WinRAR: The original tool for this format; it allows you to easily extract or even add notes to your archives .