If you have already installed it and it has deleted itself, go back into the App store and click on ‘purchases’ and next to Lion it will say ‘Installed’. DO NOT INSTALL IT ONTO YOUR COMPUTER OR THE INSTALLER WILL DELETE ITSELF. What you get: A USB stick you can boot off and repair your Lion installation from.ĭownload the Lion installer from Apple App Store. What you need: an 8G thumb drive and OS X Lion from the App Store. Option 1: Put a full bootable Lion installation on the USB Drive with a recovery partition. If you buy and install Lion from the App Store it downloads all 3Gigabytes from the App Store, installs Lion, then deletes the installer! So when you go to install it on another machine it needs another 3Gigabyte download! Here’s how to make a re-usable installer. Please note: Disk Drill does not provide any option to create bootable CD/DVD drives due to them becoming less popular and accessible in modern computers.Here are three different ways to put Lion on a USB thumb drive. This ensures the maximum amount of data stays intact during the recovery process, and other background processes or the operating system itself do not overwrite any recoverable pieces of information. Connect it to any Mac, run Disk Drill and use the 'Create Boot Drive' option on the main toolbar.ĭisk Drill let's you run all its data recovery algorithms via a bootable Mac USB drive. Make sure you have an extra storage device, which is at least 2GB in size. Starting with Disk Drill 3, anyone can create a bootable Mac OS X drive in a matter of minutes. It'll make your Mac boot from USB in just a few clicks. Disk Drill is by far the most convenient and up-to-date macOS bootable file rescue solution. Set it aside, calm down and download a bootable data recovery app using any other computer.

You can turn your computer off, remove the drive in question from the docking station, do whatever may be required to prevent any further utilization of that drive. The initial recommendation given to anyone who lost important data and would like to proceed with the data recovery is always to stop using the drive where the data was stored as soon as possible.

Download mac os x lion bootable usb