: You must have every single part of the set (from part01 to the final number) in the same directory.
: If you were backing up data to multiple DVDs or flash drives, splitting the archive ensures each piece fits perfectly onto the specific capacity of the media. How to Extract "E2GB.part01.rar"
: Many cloud storage services or email providers have maximum file size limits per upload. Splitting a 10GB file into ten 1GB parts allows it to bypass these restrictions.