RAR is a propriety format that supports high compression and is used for large data packages.
Ensure you have enough storage space. You need room for both the compressed RAR files and the final, extracted file.
Here is the essential information for dealing with multipart RAR files:
Based on your request, it seems you are trying to download or handle a large file that has been split into smaller parts (a ".rar" archive).
To correctly extract a long, split file, you must download all parts (e.g., .part1.rar, .part2.rar).
If you are seeing an error, it is likely because one of the split files is missing or corrupt.