All Download the .rar file. - launch winzip or winrar from your start menu or desktop shortcut. - select all the files and folders inside the compressed file. - choose the destination folder to place the extracting files and click unzip or extract button. - find your extracted files in the destination fold how to open rar on a mac with the unarchiver app download the unarchiver in the app store. ... make sure rar files are selected. ... choose extraction options in the unarchiver. ... open the rar file with the unarchiver. ... select your folder location or create a new one