To reinstall Lion using this recovery disk, an Internet connection is required.However, if the recovery drive was created on a Mac that was upgraded from Snow Leopard to Lion, you can use the drive on any computer that followed the same upgrade path. If this recovery assistant was created on a Mac that shipped with Lion, this recovery drive can only be used with that Mac.There are a few things to keep in mind when creating and using this type of recovery disk: Once the process is complete you will see a Conclusion screen informing you that the Recovery HD was successfully created. Sit tight check your Facebook or Twitter feed if you get bored. The process takes a few minutes to complete. Select the Recovery HD we created earlier, and click Continue. You will then be presented with available drives on which to install the recovery disk. Run the Lion Recovery Disk Assistant and accept the terms. You can either run the Assistant from the disk image you just downloaded, or drag the Assistant icon to your Applications folder and run it from there. Next, you will need to download Apple's Lion Recovery Disk Assistant, which you can find here. Give the partition a size of at least 1GB.ĭisk Utility will now do its magic, after which you will have two partitions on the USB drive.Set the format to Max OS Extended (Journaled).Click on the + sign, adding a partition to the drive.Select the USB drive, then select the Partition tab.Open Disk Utility (located under Applications > Utilities).The first thing we will do is partition the required 1GB of free space on the USB drive, allowing the remaining free space on the USB drive to still be used for other things. An existing Recovery HD on a Mac running OS X Lion.A USB thumbdrive with 1GB of free space.Here's how to use a tool Apple just released to create a Lion Recovery HD on a USB drive. This is convenient for many, but it does not sit well for those who prefer to have a physical way to fix problems down the road. Unlike the US$29 Lion download from the App Store, which only works on Macs running Snow Leopard, the USB drives will also work on Macs running an older OS, provided they are compatible with Lion.With OS X Lion, Apple bucked the traditional method of releasing software on a physical medium, instead opting to release Lion through the Mac App Store. The announcement of the Lion Recovery Disk Assistant earlier this week is timely as a couple of days later it was revealed Apple would also start selling OS X Lion Recovery USB drives for US$69 in the near future. Either way, with 4 GB USB thumb drives costing peanuts now days there's really no reason not to create your own recovery drive. However, if the system was upgraded from Snow Leopard to Lion, the recovery drive can be used on other systems that also upgraded from Snow Leopard to Lion. If the system used to create the recovery drive shipped with Lion already installed, the recovery drive will only work on that system. Don't worry when the drive disappears from the Finder as it is now invisible in both the Finder and Disk Utility.īy holding down the Option key after a reboot and selecting the Recovery HD from the Startup Manager you can now reinstall Lion, repair the hard drive using Disk Utility, restore from a Time Machine backup, or browse the web with Safari. Hit continue and after a couple of minutes you'll have your very own external Lion recovery USB drive. It's a good idea to use a dedicated thumb drive for the recovery drive as all data on the selected partition will be erased. If you haven't already plugged in a USB drive with at least 1 GB of free space, you can do it now. Run the downloaded disk image and, after agreeing to the usual legal terms and conditions, you're presented with a display of currently connected USB drives. Just head over to the Apple support site and download the Lion Recovery Disk Assistant, which is a download of just over one megabyte. While instructions from third parties on how to create a recovery DVD appeared on the Internet even before Lion's official release, Apple's solution is much simpler. Apple has now provided a simple solution that lets Lion users create their own recovery disk - or rather, recovery USB drive. Although Lion does automatically create a recovery partition on your hard drive during installation, this isn't much help if the reason you want to do a reinstall in the first place is because the hard drive itself has failed. Since Lion was initially only available as a digital download, users no longer had a physical disc if they wanted to do a reinstall of the OS. One of the big changes ushered in by Apple with OS X Lion was the form of delivery.
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