Mac Os X Lion Install Disk Download Free Updated
Mac Os X Lion Install Disk Download Free
I'm going to walk through the procedure of making a bootable Mac OS 10 x.7 Lion installation bulldoze out of any USB flash drive key. This is like to the process of making a bootable Lion installer DVD, but I prefer a USB flash drive considering information technology's faster, smaller, and I have a MacBook Air so an installation DVD isn't likewise useful for me.
This is pretty like shooting fish in a barrel to do, but I accept fabricated the walkthrough as simple equally possible with plenty of screenshots, and so merely follow along the instructions.
Requirements:
- A Mac with Mac OS 10 ten.half dozen.8 then you can download and access King of beasts
- 8GB+ USB flash key drive, these are cheap and ubiquitous on Amazon.com
- Download Mac Os 10 King of beasts from the Mac App Store ($29.99)
Got all that? Skillful, let's proceed.
How to Create a Bootable Mac OS Ten Lion Installation USB Bulldoze
We're going to presume you already have Mac Os X Lion downloaded from the App Store, if yous don't, do that first. If yous have anything stored on the USB wink bulldoze you're going to lose it, then exist prepared for that and dorsum information technology up.
Offset we are going to locate the Lion InstallESD.dmg file and mount it:
- Navigate to your applications folder
- Correct-click (or control-click) on the "Install Mac Os X Lion.app" and select "Bear witness Package Contents"
- Open up the "Contents" directory and and then go into "SharedSupport"
- Double-click on "InstallESD.dmg" to mount the Lion deejay image onto your Mac desktop, information technology will show up like the image below
Next, we format the USB flash drive, this volition get the bootable Lion installer:
- Plug the USB flash bulldoze into your Mac
- Launch Disk Utility
- Select your USB drive from the left side of Disk Utility, then click on the "Erase" tab
- Choose "Mac OS Extended (Journaled)" as the Format, and name the USB cardinal what you lot want
- Click on "Erase" to format the USB bulldoze
Now that the USB flash drive has been formatted to the advisable filesystem, we are going to restore the previously mounted InstallESD.dmg file to the blank USB drive.
- Right-click on the USB bulldoze in Disk Utility and select "Restore"
- Now you need to set the source deejay for the restore. This is why we mounted the InstallESD.dmg file earlier, because nosotros tin can simply drag and drop the "Mac OS X Install ESD" image into the "Source" – if y'all didn't mountain the paradigm, yous tin manually locate and select the image file yourself past clicking on "Image"
- Drag the formatted USB key to the "Destination" and check "Erase destination"
- Be sure you have the correct things in the right places, you don't want to format the wrong drive – then click on "Restore"
At present you await while the Panthera leo DMG is restored to the USB drive, this can take a while and you'll see a screen like this:
When this is finished, your bootable Mac OS X Lion installer bulldoze is complete! You can at present boot any King of beasts compatible Mac with the USB bulldoze, merely plug the USB key in, hold downwards Option during initial boot, and select the drive. Here's what y'all'll encounter upon booting with the drive connected:
From here you can format, restore from backups, or reinstall Lion. If yous're wondering about the other drives pictured, information technology's because I am dual booting King of beasts and Snow Leopard, and "Recovery HD" is the small recovery sectionalisation that Lion installs on its own. This process should work with a standard external USB hard drive likewise, but I have not tried that specifically.
Advantages to making a bootable Lion USB drive:
- You can perform a clean OS Ten Lion install with the USB drive
- The Lion USB key drive becomes a recovery disk with admission to Disk Utility, re-installation, access Fourth dimension Motorcar backups, and everything the Recovery Hard disk drive segmentation does
- You will take external media to recover and reinstall Lion in the event of total drive failure or some other ending
Mac Os X Lion Install Disk Download Free
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