By treating files as a single block, WinRAR can find patterns across multiple files, significantly reducing the total size. This is common for game repackages (like Icarus ) that contain many similar small files.
Updating or modifying a solid archive is slower because the software has to re-analyze the entire data block. ICARUS.v1.2.23.103516.part03.rar
In a multi-part set (like .part03.rar ), if one part is corrupted, it is much harder to recover data from the subsequent parts compared to a non-solid archive. How to handle it By treating files as a single block, WinRAR
Are you seeing an during extraction, or were you just checking if the file is safe to open? if one part is corrupted