

- MAC OS MOUNTAIN LION START FROM STARTUP DISC MAC OS X
- MAC OS MOUNTAIN LION START FROM STARTUP DISC DOWNLOAD
To access OS X Recovery, reboot the computer while holding the Option key. When the OS X Recovery Disk Assistant completes, the new partition will not be visible in the Finder or Disk Utility. Insert an external drive, launch the OS X Recovery Disk Assistant, select the drive where you would like to install, and follow the on-screen instructions.
MAC OS MOUNTAIN LION START FROM STARTUP DISC MAC OS X
Unlike the retail version of Lion, you don't have to use a boot CD like iBoot to start the Mac OS X installer.
MAC OS MOUNTAIN LION START FROM STARTUP DISC DOWNLOAD
I won't go into details, but you can download it from just about any bittorrent website by using a bittorrent client (it's about 4 GB in size). To create an external OS X Recovery, download the OS X Recovery Disk Assistant application. iAtkos : This is a popular distro of Mac OS X Lion. Depending on the Mac you are using and the version of OS X that is installed, the Recovery System volume (Recovery HD) might not show up in Startup Manager. Note: In order to create an external OS X Recovery using the OS X Recovery Assistant, the Mac must have an existing Recovery HD. If the volume contains OS X, start your computer from OS X Recovery and use Disk Utility to repair the volume, or reinstall OS X on the volume using the Recovery System.

You'll basically need to click four buttons: '10.8 Mountain Lion,' 'Use this copy,' 'Create a boot disk,' and, if you're using a USB. The OS X Recovery Disk Assistant lets you create OS X Recovery on an external drive that has all of the same capabilities as the built-in OS X Recovery: reinstall Lion or Mountain Lion, repair the disk using Disk Utility, restore from a Time Machine backup, or browse the web with Safari. Just download the Lion Diskmaker app, unzip it, and run it. Built right into OS X, OS X Recovery lets you repair disks or reinstall OS X without the need for a physical disc.
