.part01.rar , .part02.rar , etc., indicates that this is the first piece of a larger set.

Always run a virus scan (like Windows Defender or Malwarebytes) on the extracted files before opening them.

One of the parts is corrupted. You may need to redownload that specific part. If the archive included .rev (recovery) files, you can use WinRAR to repair the set.

Ensure you have downloaded every file in the set. If one part is missing or corrupted, the extraction will fail.

You cannot extract the contents using only part01 . You must have every single part of the sequence (e.g., parts 01 through 20) in the same folder for the extraction to work. 2. How to Extract the Files To access the data inside, follow these steps: