: Right-click on Part 01 and select "Extract Here" or "Extract to [Folder Name]".
: If you get a "Checksum error," one of the parts (not necessarily Part 02) may have been corrupted during download. You may need to redownload that specific part. Domsnowrem.part02.rar
The software will automatically pull the data from Part 02 and the rest of the volumes to reconstruct the original file. : Right-click on Part 01 and select "Extract
If you tell me this file is supposed to contain (e.g., a game mod, software, or media), I can provide more specific instructions on how to use the files once they are extracted. a game mod
: Use a program like WinRAR (Windows), The Unarchiver (Mac), or 7-Zip (Windows/Linux).