
The file then copies itself into the folder, so you may have a few moments of lag time. Move the file to your applications folderĪfter you mount the DMG file to your device, drag it to the "Applications" folder on your Mac. You can now access the file through your desktop or "Finder" sidebar. You can do this by double-clicking the DMG file to mount it to your Mac. Once you download the file, open it to your device. Related: How To Uninstall Programs on a Mac (With Benefits and Tips) 2. Select the file to download it to your computer. Check for the DMG file extension at the end of the file name.

Download the file to your deviceĬhoose the file from your email or download it directly from a credible website. Follow these steps to access your DMG files: 1. Opening a DMG file on a Mac takes a few quick actions once you receive the file. Related: How To Open RAR Files on a Mac in 6 Steps (With Tips) How to open a DMG file in a Mac DMG files also allow you to skip the step of using a "wizard" to open and install downloaded apps. Downloading a smaller file can make the process faster and take up less space on your device's memory. They also make the size of a download smaller by compressing the files. When you download a DMG file, the first thing that happens is a verification scan to ensure that everything contained in the file is free of viruses and not corrupted. Related: How To Open EXE Files on a Mac (With Step-By-Step Instructions) Why are DMG files important?įiles in the DMG format offer extra protection to computers.

A compressed file used to install operating software, DMG extensions contain applications you can download by dragging and dropping the files into your apps folder. Although DMG files can exist in Microsoft systems, they require a special process and a tool to extract the file content.ĭMG files typically carry installation software for Mac computer systems.

DMG is the new file extension for the previously used IMG, which was part of the Mac OS Classic.

What is a DMG file?ĭMG files are disk image files used for macOS software, which is used for devices running Mac programming and operating systems. In this article, we explain how to open a DMG file using both the macOS® and Windows operating systems. When opening a file extension in a Mac operating system, it's important to understand how this file holds and delivers information so you can access the contents and store transfer files to your computer. You may see this extension on your computer and wonder how to open it. Macs use a specific file extension called a DMG to consolidate files for downloads.
