Apple Mac OS X Lion is now available to general public. The Mac OS X 10.7 Lion is available for installation only from the Mac App Store. This guide will teach you how to create a bootable USB Flash drive of Mac OS X Lion 10.7 and install Lion from USB, rather than downloading it from Mac App Store on each and every Mac computer you own.

Run bash create-bootable-installer-for-os-x-el-capitan.sh from the USB drive Now you should have el-capitan.iso (the bootable installer). Aug 23, 2019 Mac OS X Lion 10.7 is the eighth major release of Mac OS X is a completely different version from the for windows because it is a version that is totally based on the productivity suite for mac os x. This for mac is one of the best and successors of 2011 and it is followed by the for mac of 2007. How to make a Mac OS X Lion bootable Thumb/Flash/USB Drive for free. All you need is a 4GB Flash Drive and the OS X Install package Any questions post below.

Despite of numerous great and awesome features, Mac OSX Lion 10.7 has a big flaw that it is not available in bootable USB or DVD right now. Every time you you want to install OSX Lion on a Mac you will need to download it from Mac App Store all over again. Thanks to the bootable USB method which eliminates the downloading of Mac OS X Lion for each and every device and lets you install Mac OS X Lion on any Mac.

Note: An official bootable USB of Mac OSX ion 10.7 will be available in August 2011 for $69. This method not only eliminates the wait for the official, it also saves you $40 (Mac App Store version costs $29).

Creating a bootable Mac OS X Lion 10.7 USB Flash drives requires medium level Mac knowledge, however, by following these simple instructions even a beginner should be able to install Mac OS X Lion via USB Flash Drive.

Why make a bootable Lion USB drive?

You can perform a clean OS X Lion installation with the bootable USB drive
The bootable Lion USB drive becomes a recovery disk with Disk Utility access, access to Time Machine backups, re-installation, and all other Recovery HD partition features
You will have external media to recover and reinstall Lion in the event of total drive failure or some other catastrophe

Required Stuff

Purchase and Download Mac OS X Lion from the App Store
4GB USB Flash drive (8GB recommended)

If you have arranged the above mentioned items, simply follow the detailed guide below to create a bootable Mac OS X Lion 10.7 USB Flash Drive…

Step 1 – Locate the Lion InstallESD.dmg file

Once the Lion downloading is complete, go to the Applications folder and find the Install Mac OS X Lion.app file you just downloaded;
Right click on the Install Mac OS X Lion.app file and select Show Package Contents;

Os X Lion Bootable Usb

Now go to Contents > SharedSupport directory. Locate the file named: InstallESD.dmg and copy it on your desktop.

How to make bootable usb for mac os x lion

Step 2 – Format The USB

Mac Os X Yosemite

Before formatting, If you have any data on your USB drive then save it;
Plug the USB flash drive into your Mac;
Launch Disk Utility from Applications;
Select the plugged USB from the Left pane on the Disk Utility and click on Partition tab;
Select 1 Partition from the Volume Scheme dropdown menu;
Input a name for the USB and Choose Mac OS Extended (Journaled);
Now click on Options button at the bottom. Select GUID Partition Table and click OK. Now click on Apply at the bottom right to start formatting.

Step 3 – Make Mac OS X Lion Bootable USB

Double-click on InstallESD.dmg (that you copied onto your Mac desktop) to mount the Lion disk image (mounted InstallESD.dmg should appear on Disk Utility application and desktop);
Select the plugged USB from the Left pane on the Disk Utility and then go to Restore tab;
Click and drag the IMac OS X Install ESD from the left pane and drop it in the Source field;
Then Click and Drag the USB drive from the left pane and drop it in the Destination field;
Make sure you have chosen the right USB drive, you don’t want to format the wrong drive and then click on Restore button;
This will restore the Lion 10.7 image to the USB Flash drive. Wait for the process to complete.

Step 4 – Boot Mac OS X Lion from USB

Reboot your Mac with the USB drive plugged in.
Hold down the alt/Option key on your keyboard when you hear the OS X start-up sound.
Choose the USB Flash Drive from there to boot.
Now follow the on screen instructions to install OS X Lion.

Bootable Os X Lion Download

You can follow the Step 4 to install Lion on other Macs with the bootable USB you just created.

Create Bootable Usb Mac Os X Mountain Lion From Windows

[via Lifehacker]

Bootable Usb For Mac Os X Lion