: Always right-click on the first part (part01.rar) and select "Extract Here" or "Extract to...". Software like WinRAR or 7-Zip will automatically detect all subsequent parts (including your part04) and stitch them back together into a single folder. About BeamNG.drive v0.27.1.0
: You must have every single part in the sequence (e.g., part01, part02, part03, part04, etc.) before you can begin. BeamNG.drive v0.27.1.0.part04.rar
You cannot open part04.rar on its own. To successfully extract the contents, follow these steps: : Always right-click on the first part (part01