Are you getting a specific (e.g., "checksum error", "volume is corrupt")? Are you using WinRAR or another program (like 7-Zip)?

A .part46.rar file is a segment of a (also known as a split archive), often used to break down very large files into smaller, more manageable pieces for storage or transfer. Key Helpful Features of Split RAR Files:

Allows large datasets to be broken into smaller chunks (part01, part02, ... part46).