Since this is a .rar file, you need specialized software to extract its contents before you can use the guide or software inside. 1. Extract the Archive
(e.g., Launch X431, Autel) this file is meant for? Knowing the hardware will help me give you more exact installation steps. Guide to opening rar files - Avira sc25672-HAND.rar
: Use The Unarchiver from the App Store to unpack the contents. Since this is a