#OS LION INSTALL#
#OS LION DOWNLOAD#
#OS LION MAC#

If you run into any errors, try formatting the drive first and then drag the formatted volume to the Destination field instead of the entire drive device. Then click the Restore button and confirm you wish to delete the drive and restore the image to it.

Then ensure it is in the Source field (drag it there if it is not), and then drag your drive of choice from the Disk Utility sidebar to the Destination field.

To restore to a drive, select the Disk Image and click the Restore tab. Insert a blank disc when the burn dialog displays, and then click Burn (be sure to have Disk Utility verify the burn to ensure the media works as it should). To burn the image to DVD, select it in the sidebar and click the Burn button in the Disk Utility toolbar. Screenshot by Topher Kessler/CNETĭrag the disk image to the Disk Utility sidebar

#OS LION INSTALL#

After that choose to install Lion from the menubar.Using Disk Utility you can either restore the image to a healthy disk partition (steps 1, 2, and 3), or you can burn it to DVD (step 4) to have it on an optical disc (click for larger view).

#OS LION MAC#

Once your Mac has booted from the recovery partition/usb you may have to pass a setup for your language preferences first. Upon boot you hold ⌥ and choose the recovery disk. Using this method, an install of Lion requires an internet connection.

Apples offers the Lion Recovery Disk Assistant to create your own Lion install USB.

This will display all options of where your Mac can boot from.

#OS LION DOWNLOAD#

The recovery partition exists on every Mac that came shipped with Lion or had Lion installed as a clean install. Download macOS The first step to install macOS from a USB on a MacBook or Mac desktop computer is to download the version of macOS that suits your needs. In order to directly boot into the recovery partition. The OS X Lion download is about 4 GB large. OS X Lion isĭownloaded over the Internet from Apple when Lion Recovery is used for The Internet via Wi-Fi or an Ethernet connection. Reinstalling OS X Lion via Lion Recovery requires broadband access to Lion Recovery (requires internet connection)

You can boot into your DVD or flash drive from there. Reboot into OS X and hold the option key when you hear the startup chime. Hit the “Apply” button and it will create your bootable USB drive. Hit the “Apply” button when you’re done to format your drive (note: it will erase everything on the drive).Ĭlick on the “Restore” tab, choose the InstallESD.dmg file as the source and your flash drive as the destination. You’ll need this to make the drive bootable on a Mac.

Hit the “Options” button under the partition table and choose “GUID Partition Table”.

Choose “Mac OS Extended (Journaled)” on the left. Go to the Partition tab and select “1 Partition” from the dropdown menu.

If you want to burn Lion to a USB flash drive, plug it in and click on it in the left-hand sidebar in Disk Utility.

If you’re burning it to a DVD, insert your DVD, select the disk image in the sidebar, and hit the “Burn” button.

Open up Disk Utility and drag the DMG file into the left-hand sidebar.

Navigate to Contents/SharedSupport and look for a file called InstallESD.dmg.

Right-click on the installer and hit “Show Package Contents”.

The installer should show up in your Applications folder.

Buy and download Lion from the Mac App Store.

Create a bootable OS X Lion USB stick or DVD based on the Mac App Store download

Os lion