There are different versions to this error, but the end scenario is the same: for some reason, users are unable to open the. However, there have been several reports from users about the. DMG files are designed for macOS and you can’t run them on Windows devices.ĭMG files make app installations on macOS a lot quicker and easier. Once the file has been verified, it is then decompressed. The contents of the DMG goes through a checksum process to verify that the file is 100% intact and that it hasn’t been tampered with. This way, the installation process has been simplified and users don’t have to suffer the hassle of installation wizards that are plaguing Windows users.Īlthough the installation process sounds simple, it is much more complicated than that. You just need to double-click the downloaded DMG file, drag the app to the Applications folder, then unmount the installer. DMG files serve as containers for apps in macOS. When you download an app or a piece of software on your Mac, the file is usually downloaded as a DMG file.
