Once you double click the DMG file it will open as a read only drive and appear under devices, if you then click on the read only drive it has opened as there will either be a .pkg file you can double click which loads an installer menu.

If however it is just a single icon or program on it's own, then you need to drag (or copy and paste) it into the applications folder on the computer.

How To Install Dmg Mac Not Open On Ipad

Sep 21, 2007 How to Install Software from DMG Files on a Mac. 21 September, 2007 by Tom Harrison in mac os x. A.DMG file is a container file commonly used to distribute applications for Mac OS X. Installing software from one of these requires you to mount the image and move its contents to your computer’s “Applications” directory. A.dmg file is kind of like an USB stick in a file and can be handled more or less the same way. To install from a.dmg file you usually do the following: double click the.dmg to make its content available (name will show up in the Finder sidebar), usually a window opens showing the content as well.

Sep 21, 2007 Installation Process. Find the downloaded file, which usually ends up in your Desktop or Downloads folder. Double-click the.DMG file to mount it. A new Finder window showing its contents should appear. If the window also contains a shortcut icon to “Applications”, drag and drop the app onto the. After installing DMG Extractor, all you have to do is double-click your DMG file to open it up. You can browse the files right in the DMG Extractor window if you just want to see what’s inside the DMG file. If you need to extract the file, click the “Extract” button on the toolbar, and then choose one of the extraction options.

Once it has finished copying, you can then eject the mounted read only drive image.

How To Open Dmg Mac

Additional instructions here; http://www.howtogeek.com/177619/how-to-install-applications-on-a-mac-everything-you-need-to-know/