- #Create bootable usb mac os x lion dmg file for mac os x#
- #Create bootable usb mac os x lion dmg file for mac#
- #Create bootable usb mac os x lion dmg file install#
- #Create bootable usb mac os x lion dmg file download#
The original USB drive sold by Apple has only a single file, the Install Mac OS X Lion app visible when you open the drive: Now select your newly made USB drive, hit Command-I to Get Info, click the generic icon to select it and press ⌘V to overwrite it with the Apple version.
#Create bootable usb mac os x lion dmg file download#
Download this zip, uncompress it and open the icon file in the Preview, then press ⌘ A to select all the sizes and hit ⌘C to Copy them. This is how it should look like:Ĭlick the Restore button and go grab a cup of coffee, this should take a while. When it completes, you’ll have your own Mac OS X Lion Install USB thumb drive. Next drag your newly formated USB drive’s only volume to the Destination field. Make sure the partition scheme selected is GUID Partition Table, you can check this by clicking the Options… button below the partition map.Ĭlick OK / Apply to partition and erase your USB drive.Īfter the USB drive is ready, go to the Applications folder, find the Install Mac OS X Lion application you have bought from the AppStore, right click it and select the Show Package Contents option.īack in the Disk Utility, select the Restore tab, then drag and drop the InstallESD.dmg file from the Contents/SharedSupport folder into the Source input field. InstallESD.dmg requires a 4.3 Gb partition as the minimum. This allows you to split your USB drive and use the second partition for your other files and documents and still be able to boot and install Mac OS X Lion from it. Update: You can have more than one partition on your target disk with this method. Change the volume name to Mac OS X Install. Click your USB drive in the drive list at the left, and select the Partition tab. Insert your USB drive into a USB port, and launch the Disk Utility. If you have already bought (and upgraded to) the Lion, you can create your own Mac OS X Lion Install drive using any spare 4.3Gb+ (8Gb to be safe) USB thumb drive. You are now ready to install the Mac OS X 10.7 Lion from the USB flash drive to a new Macbook.Apple has released the Mac OS X Lion USB Drive, but I doubt it’ll be a hit for $69. Ouch. If all goes well, Mac Lion OS X 10.7 will be restored in your USB flash drive. Restore the Lion 10.7 image to the USB Flash drive – Double click on the Install ESD.dmg file that you had copied on your Macbook desktop and go to the Restore tab after choosing plugged-in USB flash drive from the Disk Utility option.Ĭopy-paste or drag Mac OS X installed EXD under the InsallEMD.dmg option to the Source field (replace DVD in the picture with EXD).Ĭopy-paste or drag the USB flash drive to the Destination field.Click on Ok and Tap the Apply button now to begin formatting. Now choose 1Partition from the drop down menu below the Partition layout option, assign a suitable name to the USB and select Mac OS extended for the Format option.Ĭlick on the Options button and select the GUID Partition Table. Plug the USB Flash drive into your Mac book – Select the just-plugged-in USB from the Disk Utility and click on the Partition tab.Click on the option to download the file once again and save the copy of the installer. To do this, go to the Mac App Store where you will find Option key, click on it and keep it pressed and select the Purchased key at the same time.Īt this point, you will be enabled with the Install option (not Installed). If you do not find this file you will have to download it again. Under this directory you will find Installed ESD.dmg file. Right click on this file and choose ‘show Package Contents’ which will direct you to the ‘Shared Support’ directory. Look for the Lion Install ESD.dmg file– Once downloading of the Lion OS is complete, navigate the cursor to the Applications folder and search for the Install Mac OS Lion.app.Get familiar with the following steps and install Mac OS X 10.7 Lion successfully. Mac OS X 10.7 Lion downloaded from the Mac App Store.This will help you to recover and reinstall the operating system in case a system crashes or if there is any other event of misfortune. However, one can create a bootable Mac OS X 10.7 Lion USB flash drives and install them successfully by having some moderate knowledge about Mac.
#Create bootable usb mac os x lion dmg file for mac#
Currently the Mac OS X 10.7 Lion is only available to download for Mac App Store.
#Create bootable usb mac os x lion dmg file for mac os x#
You can create your own Bootable USB or DVD for Mac OS X 10.7 Lion.
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