Install software like WinRAR, 7-Zip, or ExtractNow.
If you are still having trouble with the file, please tell me: are you using to try and open it? What specific error message are you seeing? I can give you a more specific solution.
This file ( .part1.rar ) cannot be extracted on its own . It requires the accompanying files (e.g., GvTrBe.part2.rar , GvTrBe.part3.rar , etc.) to be in the same folder .