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The reason many people want to have a bootable is to create clean installs: that is, to install Lion on a freshly formatted hard drive that doesn't contain any previous OS. The other major reason to want a bootable Lion installer is for emergency booting. It's true that Lion creates a bootable that you can use for troubleshooting.
Mac users who don’t have access to a bootable Mac machine to prepare the bootable USB of Mac OS X can take the help of a computer running Windows operating system for the job. The only thing is that you must have the DMG file of Mac OS X. After creating the bootable installer, follow these steps to use it. Connect the bootable installer to a compatible Mac. Use Startup Manager or Startup Disk preferences to select the bootable installer as the startup disk, then start up from it. Your Mac will start up to macOS Recovery.
But the Recovery partition is only usable if your drive is in basic working order. If your drive has a corrupt partition table, or you've replaced the hard drive, then the Recovery partition is downright useless. OS X Lion installer.
8 GB USB flash drive. You can use a larger drive if you wish, but more important than the size of the flash drive is its speed.
If you're buying a new flash drive just for Lion, I recommend buying one of the fastest available. While slow (read: inexpensive) flash drives will work fine, you'll find that both the time it takes to create the bootable flash copy of the OS X Lion installer and the time it takes to install Lion on a target drive, will be somewhat long. Some free time. The creation time varies by the speed of the USB flash drive, but plan on 30 minutes to over an hour. Insert the USB flash drive into your Mac's USB port. Launch Disk Utility, located at /Applications/Utilities. In the Disk Utility window, look for the flash drive in the list of attached devices.
Look for the device name, which usually appears as the drive size followed by the manufacturer's name, such as 16 GB SanDisk Cruzer. Select the drive (not the, which may appear below the drive manufacturer's name), and click the Partition tab. Use the Volume Scheme drop-down window to select 1 Partition. Enter a name for the volume you're about to create.
I prefer to use the name that Apple originally assigned to the Lion installer image that we'll copy in a later step, so I enter Mac OS X Install ESD as the volume's name. Make sure the Format drop-down menu is set to Mac OS X Extended (Journaled). Click the Options button, select GUID as the Partition Table type, and click OK. Click the Apply button. Disk Utility will display a sheet asking if you're sure you want to partition your USB flash drive. Click Partition to continue. Once Disk Utility finishes formatting and partitioning the USB flash drive, quit Disk Utility.
Open a Finder window and navigate to /Applications/. Right-click on Install OS X Lion (this is the installer you downloaded from the Mac App Store), and select Show Package Contents from the pop-up menu. Open the Contents folder. Open the SharedSupport Folder.
Within the SharedSupport Folder is an image file called InstallESD.dmg. Right-click the InstallESD.dmg file and select Copy from the pop-up menu. Close the Finder window. Right-click in a blank area of the desktop, and select Paste Item from the pop-up menu. This will create a copy of the InstallESD.dmg file. Clone the InstallESD.DMG File to the Flash Drive.
Also, you’ll get some information about “TransMac” software. What is “TransMac Software”? From where to download? How does it work? You need the following materials to create bootable USB Installer for Mac OSX on Windows 10 operating system. What is TransMac Software? TransMac from Acute Systems is Windows software that can copy and manage files and folders on Apple drives and devices, including Mac-formatted hard drives, flash drives, and other storage devices, as well as open and burn disc images and.dmg and.sparseimage files.
It’s shareware that you can try for free for 15 days. Recent updates include an improved open file dialog, speed enhancements, and Windows 8 compatibility. TransMac for Windows can open Macintosh format disk drives, flash drives, CD/DVD/Blu-ray media, dmg, dmgpart, sparsebundle and sparseimage files.
Features: create, compress and expand Mac dmg disk images, built-in CD/DVD burner to burn ISO and dmg files. The new version is also compatible with Windows 10. Create Bootable USB Installer for Mac OSX Using TransMac To create bootable USB installer for Mac in order to Install Mac OS X El Capitan on Windows, on Mac or on VirtualBox, you have to create bootable USB flash drive. Let’s get started that how to do it. First, you have to download TransMac software for Windows and install it on your computer.
The Installation process is very easy and everyone can do it without any problem. Once you’ve installed then you will see the screenshot below.
Right-click on the flash that you want to create bootable for Mac with TransMac software then choose “ Restore with disk image“. Hi there, just yesterday I bought a used MacBook Pro 2007 and it came with Mac OS X Lion. Unfortunately I erase the disk with the system and now when I try to download a new copy of lion through Mac OS X Utilities I always get “Item temporarily unavailable” (I tried different apple accounts, one of then with lion in history purchase, I tried to correct the date on terminal and even did an reset nvram). My next step was Internet Recovery Mod, but once again no results, option+command+r didn’t work. Already getting crazy I was hopping to make an bootable usb disk and install from there.
I started by preparing my usb 3.0 disk with diskapart command in windows terminal and fallow all the steps in TransMac with different mac os versions but the final result was always the same, when I plug the usb pen in my mac, I turn on pressing option key and I select usb but it always go to Mac OS X Utilities. Any ideas what to do now? Please someone help!
Hi there, just yesterday I bought a used MacBook Pro 2007 and it came with Mac OS X Lion. Unfortunately I erase the disk with the system and now when I try to download a new copy of lion through Mac OS X Utilities I always get “Item temporarily unavailable” (I tried different apple accounts, one of then with lion in history purchase, I tried to correct the date on terminal and even did an reset nvram). My next step was Internet Recovery Mod, but once again no results, option+command+r didn’t work. Already getting crazy I was hopping to make an bootable usb disk and install from there. I started by preparing my usb 3.0 disk with diskapart command in windows terminal and fallow all the steps in TransMac with different mac os versions but the final result was always the same, when I plug the usb pen in my mac, I turn on pressing option key and I select usb but it always go to Mac OS X Utilities. Any ideas what to do now? Please someone help!
Try to boot with the USB Installer and before that apply this recommended settings. If again you are unable to Boot into USB installer then Create a Bootable Installer again with a different USB drive.
Or you can also also. 1: Load Optimized Defaults 2: Set The SATA Controller Mode to AHCI 3: Set the Boot Priority to UEFI 4: Set OS Type to Other OS 5: If your CPU supports VT-d, disable it 6: If your system has CFG-Lock, disable it 7: If your system has Secure Boot Mode, disable it 8: If you have a six series or x58 system with AWARD BIOS, disable USB 3.0 9: Save and exit. 10: If your system didn’t boot automatically then go to Boot Manger and select the Bootable USB Installer that you create in step 1, Manually.