You will need this file to create the USB drive.

In the Finder window displaying the package contents select the Contents folder, then the SharedSupport folder.Find the downloaded App package in Finder, right or control click it and select “Show Package Contents”.How To Create an OS X Lion USB Installation Drive Below you will find the steps to install OS X Lion via a USB drive. In fact, it is still very easy to create a USB installation disk for OS X Lion. Starting with OS X Lion, the only way to get new software will be to download and install it through the Mac App store.įortunately, it does not appear that Apple has limited our ability to create our own installation media for OS X installations. No longer would you be able to buy the latest and greatest software from Apple on DVDs or other media. You can now quit Terminal and eject the volume.When Apple announced at their World Wide Developers Conference the release of OS X Lion, they shared that they were moving forward with a new way to distribute software to their customers. When Terminal says that it's done, the volume will have the same name as the installer you downloaded, such as Install macOS Monterey.After the volume is erased, you may see an alert that Terminal would like to access files on a removable volume.Terminal shows the progress as the volume is erased. When prompted, type Y to confirm that you want to erase the volume, then press Return.Terminal doesn't show any characters as you type.

When prompted, type your administrator password.If the volume has a different name, replace MyVolume in the command with the name of your volume. Each command assumes that the installer is in your Applications folder, and MyVolume is the name of the USB flash drive or other volume you're using. Type or paste one of the commands below into Terminal, then press Return to enter the command.Open Terminal, which is in the Utilities folder of your Applications folder.Plug in the USB flash drive or other volume that you're using for the bootable installer.

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