

Step 1: Hold down the mouse button or trackpad to draw a box around all the files you want to compress. Right-click or press Control + Tap on a file you want to compress and select Compress on the pop-up menu.Īs shown below, a new zip file appears in the same folder, while the original file remains. How to create a zip file on a MacĬreating a zip file on a Mac is quick and easy, as MacOS includes a built-in tool called Archive Utility for compressing and unzipping files. When you download a compressed file, you will need to extract the contents - or “unzip” them - in order to access them. Another popular form of compressed, or archived, data is RAR. Compression can also permanently remove unnecessary bits, albeit at the cost of a perfect replica (lossy). Compression can temporarily remove redundancies in the files, which can then be re-created (lossless). Zip files are a way to compress your data to make it more compact and quicker to transfer.
