Install mac os lion from dvd

Apple bills Lion as the easiest-to-install version of OS X yet, and that may be true. But there are If your Mac was released after Lion, it's not quite as easy to make a bootable Lion install disc or Some Mac users prefer to do a "clean install" of each major new version of OS X, erasing their One of the most significant new features of Lion is that it lets you boot your Lion-equipped Mac Apple has released a simple utility for creating a bootable Lion Recovery volume from any external Create a bootable Lion install drive Should you do a "clean install" of Lion?

Tutorial - How to do a Clean Install of Mac OS X Lion Creating a Retail Disk - Step by Step

Show More. Drag the InstallESD. Connect to your Mac the hard drive or flash drive you want to use for your bootable Lion installer.

Install OS X Lion Using a Bootable DVD

Follow Steps 1 through 4 in this slideshow to properly format the drive. In Disk Utility, find this destination drive in the sidebar and then drag it into the Destination field on the right; if the destination drive has multiple partitions, just drag the partition you want to use as your bootable installer volume. Click Restore and, if prompted, enter an admin-level username and password. The restore procedure will take anywhere from five to 15 minutes, depending on your Mac and the speed of your drive.

You receive a content code to the Mac App Store, usually within one day. After you download the installer, copy it to any Mac that meets the minimum hardware requirements and install Lion. The Lion installer is downloaded to your Applications folder, and it is just under 4 GB in size. The system requirements are:.

How to install Lion from scratch if you don't have Snow Leopard. - Macintosh How To

You can install Lion on any internal drive, including SSDs solid state drives. The Lion Recovery partition takes MB of the free space. The Lion installer creates two partitions, one for Lion and one for recovery tools. You can use the Recovery Partition to repair drives, fix permissions, and format drives, as well as reinstall Lion if needed. The Recovery Partition includes a bootable system with Disk Utility. The target volume should be erased at best; at a minimum, it should not contain any OS X system. With previous versions of OS X installers, you could erase the target drive as part of the installation process.

With the Lion installer, there are two methods of performing a clean install. One method requires you to create a bootable Lion install DVD, and the second lets you perform a clean install using the Lion installer you downloaded from the Mac App Store. The difference between the two methods is that to use the Lion installer directly, you must have a drive or partition that you can erase before running the installer. Using a bootable Lion install DVD allows you to erase a drive or partition as part of the installation process.

If you're going to perform a clean install of Lion on a drive other than your current startup drive, then you're ready to proceed. Before you begin the Lion installation process, back up your existing OS X system and user data. Performing a clean install on a separate drive or partition shouldn't cause any data loss with your current system, but stranger things have happened, and it is best to be prepared. At a minimum, make sure you have a current backup. For more protection, make a bootable clone of your current startup drive. You must erase the target drive before you can start the Lion installation process.

Remember that to use the Lion installer as downloaded from the Mac App Store, you must have a working copy of OS X to start the installer from. You may need to create a new partition to install to or resize existing partitions to create the necessary space.


  • How To Re-Download Mac OS X “Lion” & Create a Bootable Install DVD.
  • Create a clean install on an internal or external drive.
  • STEP 1. Prepare your Mac for installation.
  • install os x lion on unsupported mac?
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Before you start the Lion installer, close all other applications that are currently running on your Mac. After your Mac restarts, the installation process continues. A progress bar displays along with an estimate of the time it will take to complete the installation.


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  6. Installation speed ranges from 10 to 30 minutes. Apple OS's are now free, so they're not too concerned about verifying.

    Thank you for the steps, i was wondering, we need to be connected to the internet as it will download the osx again? I'm currently running the new Yosemite. Ugh how frustrating I backed up my files and was already to go and restarted twice and could not get this menu to come up Is this not possible on Snow Leopard?

    This only works for Lion and higher.

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    If my computer originally came with Snow Leopard but has since been upgraded to Mavericks, will I be able to do the factory reset back to Mavericks? Or will it revert all the way back to Snow Leopard, requiring the discs? Yes, it should work just fine.

    Show Package Contents

    Lion through El Capitan has the Recovery built-in, and it will reinstall OS X using whatever current version you are on. If not, you might need to download the firmware to use the Internet Recovery version, but this installs whatever was originally on the computer, so you'd have to update your OS again from the Mac App Store. Everything works fine up until the last step after entering my ID and Password Try again later. My hard drive crashed on my Imac took it to computer repair they installed new hard drive, tried to recover data but could not, when we presented the imac to the apple store they told me i would have to buy back my old hd from them um hello no way, so thats why we went to another place that works on macs, so apple said i had lion on the mac, i couldnt remeber but now i remember i had leopard, the computer place installed lion, well now I cannot get any of my programs installed from the dics i have, like my photo software, etc, any cd i put in stays in for a minute then pops back out.

    I turn on the computer, hold the command and r keys for 15 sec.


    • How to create an OS X Lion installation disc - CNET?
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    • Step 2: Copy OS X Lion to your Desktop.
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    Oh the joy of reading Service currently not available when it tries to download Mavericks online and all the while having only windows computer working. My late Mac Pro would not boot this AM. Would not let me reinstall OS X.

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    Would any think it is more than a bad internal drive 1? I pulled the drive 1 out, checked all the pins and reinstalled into its slot firmly. Please help me.