Part08.rar -

You only ever right-click and extract Part01.rar . The extraction software will automatically treat Part08.rar and all other numbered pieces as a single cohesive unit, pulling the data through them sequentially to rebuild your original file.

If you attempt to extract just this single file using a program like WinRAR or 7-Zip, the software will freeze and prompt you to locate Part01.rar or Part09.rar . Part08.rar

The most interesting "feature" of Part08.rar is that You only ever right-click and extract Part01

The file compression algorithm splits a massive file (like a large software installer or a 4K movie) into identically sized, bite-sized numbered chunks for easier downloading. bite-sized numbered chunks for easier downloading.