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Your Mac will ask for your password and after that it will write the image to your USB drive. Youll be able to get an early look at the new Mac OS.
Make sure “ Erase destination” is checked and click the “ Restore” button. OS X Mountain Lion OS X Mountain Lion est disponible dès maintenant sous forme de téléchargement sur le Mac App Store. Insterested in checking out the developers preview of the newest Mac OS, Lion Watch this video to learn how to install OS X 10.7 Lion using uTorrent Software. You’ll also notice that the “ Restore” button in the lower right corner now becomes active (clickable).
This method should work on all apple computers and with all recent versions of MAC.
The name of the partition (see “ 2” below) should appear. Apple formally notes that Mac OS X 10.7 Lion is compatible with an Intel-based Mac with a Core 2 Duo, i3, i5, i7 or Xeon processor and at least 2 GB of RAM. In this video I show you how to reinstall MAC OS X on your apple computer. Now drag the partition of the flash drive onto the input field of the “ Destination” until a green “ +” appears. You’ll see something similar to the image below just under point “ 1“. Next select the “ Restore” section and click the “ Image…” button next to the “ Source” input field.Ī window will open in which you have to select the previously copied or moved “ InstallESD.dmg“, and then click “ Open“. Open Disk Utility (you can find in the “ Utilities” folder of your “ Applications” folder, or you can use Spotlight to find it).įirst we must find our USB drive on the left side of the Disk Utility window – make very sure that you’re picking the right device, since the drive will be completely erased! In my example I’m using a 64Gb Kanguru eFlash (very fast USB pen drives and great customer service!).įirst select the correct drive and partition. As you can see in the image below I selected a partition of the 64.39 Gb drive.
So if by any chance you have an old Mac and want to install an old version, you can choose one of the two paths: Within OS X Utilities, choose Reinstall OS X. Prepare a clean external drive (at least 10 GB of storage). The following method allows you to download Mac OS X Lion, Mountain Lion, and Mavericks. The new M1 Macs, for example, can only be restored to macOS 11 Big Sur. Install older OS X onto an external drive. For example, only Macs launched before 2012 are eligible to install them and the user must factory reset their computer to be able to run these older OS X systems. Why would I install an older Mac OS X software?Īs for now, a limited number of Macs can install these old operating systems.
Some features require a compatible Internet service provider fees may apply. OS X Snow Leopard 10.6.8, Lion 10.7, or Mountain Lion 10.8 already installed 2 GB of memory 8 GB of available space Some features require an Apple ID terms apply.Some features require an Apple ID terms apply.OS X Snow Leopard 10.6.6 or later or OS X Lion 10.7 already installed.Mac computer with an Intel Core 2 Duo, Core i3, Core i5, Core i7, or Xeon processor.Mac OS X 10.7 Lion is available for older systems that are not compatible with the latest version of macOS and requires the following: Ten years ago, users needed to pay Apple $19.99 for the latest version of its OS X, and now you can finally download these two for free.Īs reported by MacWorld, through support pages, it’s possible to download them for free.
Released in 20, Mac OS X Lion and OS X Mountain Lion were the last paid software updates for the Mac.