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Next, we format the USB flash drive , this will become the bootable Lion installer:. Now that the USB flash drive has been formatted to the appropriate filesystem, we are going to restore the previously mounted InstallESD. From here you can format, restore from backups, or reinstall Lion. This process should work with a standard external USB hard drive too, but I have not tried that specifically.

Enjoy this tip? Subscribe to the OSXDaily newsletter to get more of our great Apple tips, tricks, and important news delivered to your inbox! Enter your email address below:. Can you burn me a copy of both Snow Leopard and Lion? Why do I need Snow Lepoard? I know this is way old, but I love the philosophy, seriously you spent a thousand dollars on a computer spend thirty bucks on an OS! So, VirtualBox may be free but it has some draw backs.

How to Create a Bootable Mac OS X Lion Installation USB Drive

If your laptop gets power off and the VM is running, you will lose it with no hope of getting it back. Parallels is by far the best of the three. Download the trails and see yourself before you make a decision. Also, look on their respectable web site and compare each was well. I think you will find Parallels the best of the three. Also, they have education pricing which is half the retail cost.

GUID is what you should use for any partition you want to be bootable Intel but I think it will just completely wipe the space and install it from the disk image. I really want to get this laptop back up and running but I know little about apple. I hope to hear from someone that can help me out. Did this work on the Gold Master that was released last week since it was suppose to be the last update to OSX Lion before they let us download next week.

Just choose the SD card in lieu of the USB drive stick in the instructions here and follow accordingly. With a USB stick…. The SD memory card then has greater utility. And, knowing that I have a class 6 or class 10 SD card, I also have the reassurance I can capture HD video on the camera without any problems when used to capture HD video. Just an alternative idea. I have done this for Snow Leopard. Mount the InstallESB. As in, exactly as many steps as above? CCC rocks! I did not have quite enough space on my 4GB drive for Lion, but with CCC I could opt not to copy some of the packages I skipped all the languages which do not interest me and voila it fits!

CCC is the nest way to go. When I did my Snow Leopard upgrade I had a separate partition on the same hard drive setup as a bootable disk. It worked perfectly and I was able to keep all my existing files. Related Posts: Mac OSX Is this bootable Lion image something that you can use as an emergency repair disk by adding things like DiskWarrior and TechTools Pro when they are lion certified? Or is this bootable image only capable of booting and installing Lion? On the same topic, if my assumption is incorrect, would my solution be to wait for DasBoot to be lion certified or to install of SL on a new partition, put on lion, slim it all down, and clone it to a thumb drive?

I am looking to install lion as a fresh install , one of the main reasons is filevault 2. What happens when i reinstall over the top how does that work? Just a lil question: This is an option on MacBook Airs. Hi there, I just installed lion from the app store on my air, but now cannot find that lion install dmg in the applications folder.

Is it a hidden file? Only partly true. If you have the foresight to let Time Machine perform a full backup of your Mac before running the Lion installer but after it has downloaded from the App Store then you can skip re-downloading the 4Gb file. Followed your instruction and it worked like a charm. BTW, I used a usb hdd instead of the stick. Thanx a lot. Great instructions. Not tried it yet BUT just to be clear: Yes that is correct, you can choose to either upgrade Snow Leopard or perform a clean Lion install by using the USB drive method. Do you live in the future osxdaily?

Are we assuming it will work like it has worked for other OSX releases? Not entirely true. The build downloaded from the App Store is 11A to support older Macs. Extra updates are downloaded to make it 11A The GM is 11A In that case, the first GM was not the shipping version. Can I buy and download Lion on my MacBook Air, make a usb-stick like this, and then do a clean install with it on my iMac? Or will this usb stick only be useable on the machine I made it?

Is that what you are asking? That is not what christ asked. He was asking if he could make a bootable USB stick and then install Lion onto any Mac… His friends, family, bloke down the road. In other words, is the Snow Leopard requirement solely because you need the Mac App Store to download Lion in the first place? So download Lion onto a Snow Leopard Mac, make the bootable install disk, then install on a Mac currently running Leopard?

Thank you for the helpful tip, i will be doing that for my mac mini. Thank you. You need to save a copy of that file somewhere, like to an external drive, because if you go ahead with the upgrade to Lion then the downloaded file will get deleted for some reason. This does not work for the version released through the app store as Maybe Apple adjusted the installer to prevent this?

I am looking for a way to do this to install to my other machines as this iMac will be going back to Snow Leopard for the time being. It is in the applications folder. You can copy it to an external drive for safe keeping if you want. I just messed this up myself. Now it is downloading again the Lion OS.

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Followed your instructions and it worked. July 20, at 7: How can I have a newer version on my computer?

You have 11A The App Store version is 11A Slightly older version for the older Macs. See my comment to your other post about option-clicking. I could not get it to work with a 4GB stick, says not enough space. I guess I need an 8GB stick instead. As I asked mischa, can you please use it to install Lion first, then tell us if it actually works?

Can you please use it to install Lion first? Please respond back and tell us if it actually works. OS X Lion v The Lion upgrade has a pretty hefty size of 3. Although, you have the option to…. Why is it necessary to make this whole mess? Is it to have a copy of the Lion software?


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Why is the reason. For most users this is not necessary, it just makes it easy to install on your other local Macs, allows for a clean install, and prevents redownloading. No the same happens with Mac people as well. Not everyone is a power user! I almost tried that, because it would seem easier, but I would rather have the bootable thumb drive anyways. Hi, would I have trouble for updates in the future? No, as long as you are installing Lion on your own personal Macs, this is fine.

This method just allows you to avoid downloading the entire package again. Great post. I did try with a 4. Sadly, however, it will not restore to a 4. Very sorry for the post above. I now see you have updated the instructions to be an 8Gb flash. It may be that installation is tied to your Apple ID used to install the disk. Apple […]. Why is this procedure necessary to accomplish the objective installing Lion on all of my computers without several downloads. If you do the method in the original post, putting it on a USB flash drive, will this not require the mac app store user account to verify it and get future updates, as if it was bought on a disc in the first place?

It existed before installing Lion. I just downloaded Lion and installed on my first macbook.

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Then I found this article. Any help? Only one question, can I make this work and still keep my Flash drive for holding my crap on? Or do I need to make a partition in the first place? Will I have to wipe the whole thing to start with? You should update the post to mention this… sigh — off to download it on another Mac and blow some bandwidth. I think you need to update the instructions to tell people that they need to save the installer file after download but BEFORE installing it.

Yes it gets removed after Lion has been upgraded, that is why you must copy or move the file prior to upgrading the primary source Mac. Thank you Matt for answering my question. I also installed before copying the installESD. I found that if you hold down the Option key and click on the installed button you can actually redownload.

However, attempting to find the installESD. How big does the partition have to be for the Lion installer? Someone in the comments said the DMG actually contains 4. I want to use the other partition for recovery tools and installers. Tolerable on a smartphone, but not so easy — oddly enough — on the desktop. Make a bootable Mac OS X Research In Motion: Needham wonders If It could […]. Can you tell me why you should mount the dmg before the restore? The walkthrough explains why, it just makes it easier. You are welcome to copy the DMG file as well. After I did, I followed these instructions and I copied Lion to a flash drive so that I could perform a clean install on my MacBook instead of […].

Am I the only having this error when I try to start the install? It says: The information option confirmed it was the right format. What worked? Using THAT option, dragging source from desktop, destination the thumb drive to destination it started restoring. And yet thanks to you, we all can do this for a whole lot cheaper!!!!! Thanks A Million!!!!! How do you create a copy of lion after you have already installed it? The installed. Can I use this to do a clean install after I have upgraded to Lion… because when i try this — the system just hangs.

Have waited for as long as an hour for this to move. It does not. Yes you can perform a clean install from the bootable USB drive. Just format the disk first using the built in Disk Utility and then install as usual. Tried this and now i am in the middle of no where. Just lost os and now it just goes straight to recovery and that also does not re install lion: A variant on the question.

I have a copy of the dmg file on a DVD made before install. I also recommend installing Lion from scratch, since lots of apps are still not fully compatible with the new cat. Speaking of incompatibility, a […]. I want to create a bootable installer from the existing system. Apple hasn't said […]. Thanks for the tip, I just downloaded the app from torrent. I wana know about the registration or serial number! So, short of making sure you only have a disk breakdown when in range of a fast Internet connection, you might still want to make your own installer stick.

Note that this will not be possible if you buy Lion from the App Store — when you click to buy it immediately starts downloaded if you already have an App Store account with a designated credit card. When the download is finished, hours later! Because if the installation does ahead, the. As a result, I am having to download the OS a second time for another machine instead of doing it the easy way! As others have stated you MUST exit the installer after the app downloads.

Simply go to the upper left menu and QUIT it. Also, for those still questioning it…. Be advised however that this is not a choice when running the installer. Now ….. Also without doing a clean install,. Backup your songs and pictures beforehand, of course. Yes if all you want is a Recovery Disk, but this method shows you how to create an installer USB drive, which allows you to perform a fresh OS X Lion installation without accessing the internet.

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Or will you only be able to perform A clean install with this? I have made my lion sd card but when I boot it it says lion cannot be installed please try an reinstall. Just an endless loop. Another option would be to find a copy of "InstallESD. This will not require an Internet […]. Is there a way to resume from where I left off or I have start all over again! I think this is the absolute worst way to distribute a software of 3. Hi all… We developed a standred application project. Thanks in advance zeedenmark. Not one has booted. Hold down the power button until the computer shuts off…etc.

If you follow these instructions you will be able to download the updated I have both downloaded and installed Lion and it is up and running but I cannot find the quoted file nor do I see a file in the download folder suggesting a. Hey I was a dumb dumb, and bought the usb key knowing of ability to clone dvd snow leopard , and wanting a fresh install thought I was smart. Also Lion usb actually reads as a dvd. Instructions for that can be found here. Once you are done getting the installer on your media of choice, run the installer just like […].

My wife has a Macbook pro with a Leopard That is to say, not a clean install…. I hope this is not mentioned already. Thanks a bunch! Thank you very much for this explanation! I really had no clue how to do it and this is very clear. I have taken the same USB stick that worked earlier and is working on tests with other computer and hold option when launching to get choice of start up disk at launch…. Thumb drive is clean, readable, etc.

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Question is…. Should I wipe drive completely first…. Also if i included back up DVDs when i sell one will the buyer be able to restore again without using a apple id or password? Great that is what I was looking for!! I also created a partition in my hard drive and used your method to create a restore point thank you. This procedure needs to be updated for Lion OS Additionally, Disk Utility This took me a while to notice, and it was right in front of my face. Updating your USB stick to I find that an 8GB stick works best, and will allow for file size growth which may be inevitable in future OS updates.

Hope this helps! Yeah, I just stumbled on that too… If you go into the App Store and click on Updates you can update your Lion installer to version 1. Using the InstallESD. That is cool! If you open App Store and click Updates, you can update your Lion installer to version 1. It replaces your copy if you allowed it to self-erase at installation.

But using the InstallESD. That is cool. Men, and later how i erase the partition? So what would it take to get you to put that Tech support there suggested I find someone like you who has Guys i got a problem, my mac sistem frozed, it wont start. Anyone knows if there is a way to make one bootable usb for mac in windows?

I was wondering if this can work if you have the Mountain Lion Can you reinstall Lion if your system has Mountain Lion This blows. I will keep plugging away. I have a Mac Air gifted by son. I am almost a dummy, with only very limited proficiency in mac. Son upgraded the OS to Lion free as it was allowed. It is running OK. Dudes, how i erase the partition of the mac os x lion installer of my flash usb?

Hi just one quick question does this method saves me from having to access the internet to download Lion after booting from the USB? So I would like and option to install the Lion entirely from a USB without having to access the internet at all.!!!! Anyone have any idea whats wrong????? Open the file in the Applications folder and make a bootable USB thumb drive as set out: Worked like a charm. I was needing to do a clean install. The upgrade made things horribly slow, and no amount of maintenance would correct it. But each time I reboot holding down the Option key, the USB 32 gig flash drive fails to be listed in the available drives.

Then the regular hard drive options appear. Thanks for your reply. Yes, the drive is formatted just as it should be. One partition, GUID. Is there a way to run a complete Desktop Version of Lion Rather than simply running the Lion Installer? It is very likely that your usb cannot be used as a bootable unit. I suggest trying a different usb drive.

I only have one Mac Macbook Pro. I purchased Lion with my brothers Apple ID. He forgot his password to his ID and any forms of recovering it and my macbook is stuck on the Recovery boot screen. Is there any possible way to do this on a windows computer but for a Mac boot? Spot on, many thanks.

I just wanted to confirm that this works perfectly with Mountain Lion too. I was having problems trying to restore the DMG directly, and mounting it first and restoring the contained disc image is what I had to do. I basically followed the instructions from OSX Daily page: Though About. I had a copy of the Lion installer, […]. Anyone got an idea what is wrong here? The system is an Intel CPU so thats not it.

The only thing that is slightly different is when I made the disk the step that says Right-Click then restore, I do not get that option only the top 4, so I used the Restore Tab is this the problem? The files were on the stick so, after zapping pram, it has now started up and is reinstalling Lion.

My ext 1tb will not un mount, I got it going for a moment, due to bad permission in aperture , it wen funny again. The drive shows folders but no files, , I cannot partition it or do I want to? No as my 9 years of photos are on it, Now , I have the lion ox Your external hard drive might be failing if it will not mount or be visible in Disk Utility, making a boot installer is not going to help that situation. If the data is important, take it to a data recovery expert. Apple Store could be helpful, but data recovery may be a better option.

The machine will not boot up. My hope is to download Lion to an external drive, and then boot the Macbook Air from the external drive. Perhaps a clean re-install of Lion, … whatever works. Only complication might be that the back up on the HDD will be too big for the partition drive of GB… i think the backup is something like GB. Can you confirm before i go ahead, something?

If i install Lion and try and back up to the GB Lion partition, will it fail due to lack of space, or …. If i have to partition the drive to allow for GB plus, that would only leave me 50GB for Yosemite. Which to be honest, i would rather. I prefer Lion.

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Yosemite is a bit flashy, and kinda crap IMO. So i just installed a fresh copy of Lion, and I can access my files from my backup from my External HD at a later date, can copy them over, etc. Thanks very much OSX Daily people; i had to restore my dual boot of Lion and Yosemite to a clean install of Yosemite after some fan issues causing my fans to spin too much. At least i can take it in and tell them that now, because i need Lion on the drive to access old programmes and files.

I followed all these steps, when I finally plugged it into the computer and selected the usb key just like in the image above I got a black screen with a white flashing line in the top left corner. Any ideas what went wrong or how to fix this? It des not shie the restore option. Only Help Unmount Eject Reveal. There is no InstallESD. No SharedSupport folder at all. What do I do. I purchased OS X Lion from the App store and now it will not download onto my computer in order for me to turn my flash drive into a bootable installer. My Macbook pro not boot and goes to online backup but after backup not working just show white page what can i do.

Name required. Mail will not be published required. All Rights Reserved. Reproduction without explicit permission is prohibited. Enter your email address below: Posted by: Joseph says: July 8, at 1: Angga says: July 8, at 2: Andrey says: July 8, at 7: AJ says: July 10, at Bones says: July 27, at 7: Dan says: July 20, at Mark says: October 21, at 8: Jonny says: November 16, at 8: March 2, at 7: PsychoX says: July 9, at 7: Downloads 6 Welcome to the Micromat Downloads Section You'll find the latest version of all of our programs here.

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