How to unzip files in Windows 10 There are two ways to unzip files, depending on whether you want to extract all the ZIP file's contents, or just a specific file.

To unzip a compressed item on a Mac, just double-click on the zip file. According to Apple, you can only open a zip file if you have enough space on your Mac for the item.

How does a zip file work, and how can you use it? Here's everything you need to know to master the art of sending massive files.