#Mac os mountain lion dmg update

We are going to prepare our boot disk that could be an SD card, a USB memory, a hard disk or even a DVD. We move that file to the desktop, close the Finder windows, and open Disk Utility. There is the file that we will need to create our installation disk, InstallESD.dmg. There we locate the downloaded file, with the second mouse button we click on the icon and select Show package content.ДЄ Finder window will open where we will see a folder called Content, we open it and then we open SharedSupport.

#Mac os mountain lion dmg update

When OS X Mountain Lion is downloaded and the update process begins, what we will do is close that window and go to the applications folder. What's more The advantage of this method is that we will be able to update the rest of our Macs more quickly.

The truth is that an update should not cause problems but if OS X is already doing strange things to you, it may be a good idea to do a clean installation. If there is no change when Mountain Lion is available in the Mac App Store we can download the installer that will allow us to update our current version, either Snow Leopard or Lion.

2 Installing OS X Mountain Lion from scratchД¬reating the OS X Mountain Lion installation media.

1 Creating the OS X Mountain Lion installation media.