In Mac system，You can easily unzip ZIP files，But for other compression formats such as RAR，The system cannot decompress directly by default。Here's how to unzip RAR on Mac、Methods for files in various formats such as ZIP： 解压RAR和ZIP等文件 方法一：Using "The Unarchiver" software 1. 下载并安装“The Unarchiver” 打开App Store，Type "The Unarchiver" into the search box，Click "Get" and install the software。(if already installed，button says "Open") 2. 打开The Unarchiver 安装完成后，You can find T.. in the Dock..