Though a recovery partition will be created when you install OS X Lion, a installation DVD or thunmb drive is good to have for “clean install” or new hard drive. Then you can boot into DVD or flash drive there. To use the OS X Lion DVD and USB flash drive, you press and hold “Option” key when you hear Mac startup chime at start up.
MAC OS X LION INSTALLER HOW TO
How to boot into OS X Lion installer DVD or USB thumb drive Click “Restore” button to create your bootable OS X Lion thumb drive.After done formatting, click on the “Restore” tab, and choose the “InstallESD.dmg” file as “Source:” and your flash drive as the “Destination:”.Click “Apply” button to format your thumb drive (all data on the thumb drive will be erased).It should be in the Applications folder on the Mac you downloaded it to, and named. Click “Options…” button under the partition table and choose “GUID Partition Table”, so that the thumb drive is bootable. Via the Finder, locate the installer you downloaded from the Mac Apple Store.Under “Partition Information”, choose “Mac OS Extended (Journaled)” for “Format:”.Goto “Partition” tab and select “1 Partition” from the “Partition Layout” dropdown menu.Plug in your thumb drive and select it in the left-hand sidebar in Disk Utility.It takes more steps to make an OS X Lion thumb drive: Make offline OS X Lion installer flash drive Select the disk image (.dmg) in the Disk Utility’s sidebar, and click “Burn” button to start burning DVD.ĢB.Now, open “Disk Utility” app and drag the “InstallESD.dmg” file into the left-hand sidebar of Disk Utility.20 seconds after it comes up saying can’t download additional components needed to install Mac OSX.
MAC OS X LION INSTALLER MAC OS X
You will get a file called “InstallESD.dmg”. Question: Q: Mac OS X Lion not installing I click install and it comes up saying -2 billion hours remaining, then 0 seconds. Open “Contents” folder, then “SharedSupport”. Right-click on the OS X installer and click “Show Package Contents”.
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