

- #Download os x lion installer mac os x#
- #Download os x lion installer install#
- #Download os x lion installer registration#
Select the USB key and run the installer. This will reveal all of the bootable options on your machine for my iMac this included Snow Leopard, a Windows Bootcamp partition, and my USB key. Before the Apple icon appears on the gray screen, hold down the “Option” key. I plugged my Lion-equipped USB key into an iMac running Snow Leopard and restarted the machine. Loosing Lion from your USB Key Booting from your USB key is easy. Make sure that the “Erase Destination” box is checked (silly, I know, considering we just erased the drive) and click “Restore.” Transferring Lion to my USB key on a MacBook took about 15 minutes. Apple makes selecting these targets easy: Simply drag and drop them from the left-hand pane.
#Download os x lion installer install#
Leashing Lion to your USB key Once your USB key has been formatted as a Mac disk-it only takes a moment-right-click (control-click) the USB key in the left-hand pane and select “Restore.” You’ll see a window with fields for “Source” and “Destination.” The source of your restoration is the disk image on your desktop (“Mac OS X Install ESD”) the destination is your USB key.
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From here you’ll want to format it as a Mac drive: I changed my USB key from a DOS format to “Mac OS Extended (Journaled)” and clicked “Erase.” Select the USB key and navigate to the “Erase” tab.

In the left-hand pane of Disk Utility you’ll see a handful of drives. Making your USB key bootable With your Lion disk image mounted on the desktop, plug in your USB key and open Disk Utility (I launched it from Spotlight). Right-click (control-click) on the app and select “Show Package Contents.” From here, navigate to the “SharedSupport” folder inside “Contents.” You’ll see a Lion disk image titled “InstallESD.dmg.” Double-click to mount the image, “Mac OS X Install ESD,” on your desktop. Instead, you’ll need to have a look inside that application.
#Download os x lion installer mac os x#
As long as you don’t run the installer, you can locate it in your Applications folder.įinding what you need in the Lion installer In your Applications folder you’ll see a file titled “Install Mac OS X Lion.app.” This alone won’t suffice for a bootable USB key. I signed into my iTunes account via another MacBook’s Mac App Store (Store/ Sign In) to re-download Lion.
#Download os x lion installer registration#
If you have another Mac with the Mac App Store, you can also take advantage of Apple's generous registration policy (Apple allows you to register up to five computers with an iTunes account). If you hold down the "Option" key when you click on the "Purchased" tab of the Mac App Store you'll gain the option to re-download the Lion installer. You, can, however, retrieve it in one of two ways. It’s worth noting that once you run the Lion installer from the Mac App Store, it magically disappears from your computer. What you need to know I took up this challenge after I had installed OS X Lion on my MacBook Pro. Best Hosted Endpoint Protection and Security Software.
