HOW TO: Clean Install OS X Lion

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1. Download Lion from MAC App Store

As soon as download is complete, exit out of the installation prompt.



2. Locate Lion installation program in Finder


3. Right-click, Select "Show package contents"
Copy the "InstallESD.dmg" out to a desired folder.


4. Start Disk Utility


5. Insert a blank DVD or USB drive
In Disk utility, click the "Burn" icon and then select the "installESD.dmg"

Let it burn - if it's DVD
Restore tab and click Resotre - if it's USB drive



After the image is burned to USB or DVD, restart your computer by holding down the option key. You will now be given an option to boot from the DVD or USB drive. Go through the installation, ready to enjoy a new, clean install of Lion.