It is available in different variants depending on the Windows specification, which is a big advantage. The application is readily available on the Internet, so you can easily find the right tool. Let’s take a look at some ways you can open DMG data file in Windows: Way 1: View DMG File Using the 7-Zip Utilityħ-ZIP is one of the most commonly used software for reading DMG files on windows is a free utility that can extract all kinds of data files, including ZIP, RAR, ISO and WIM files, as well as DMG data files. If the DMG file only contains photos and videos, you can just open it. If the compressed file contains software, you cannot run it on Windows because the settings and the Windows operating system are different. That is why we have put together excellent programs that permit you to access the data contents of the archive. However, since it is an Apple file, DMG files cannot be opened for free on Windows computers. These files are very similar to ISO image files on Windows. The format supports file extension, compression, and encoding. You can view these data files by downloading the Mac OS. Because it is a digital reconstruction of the physical disk, the software installers are stored in compressed form in the DMG file. Also known as Mac OS X data files for hard drive data. DMG image files are created if the disk image data file has a DMG extension.