double click on the .rar file or it's compressed with v3 winrar, then click on part01.rar, it opens up winrar, and brings up winrar and shows the files, on the top left, there's a button "Extract to", click on that, enter your path or leave it, and shouldn't have to touch the settings and click OK, and your files should decompress, then, bring up your favourite burning utility and burn your game and enjoy!