Apple also created a utility called OS X Recovery Disk Assistant that can create a copy of the Recovery HD on any bootable external drive you have connected to your Mac. This is good news for the many Mac users who would like to have the Recovery HD volume on a drive other than the startup volume. You can also export the ISO file with 'Create ISO' option. Select this option and click ' Browse ' to specify a location for the ISO file storage. The ISO file can be used to burn a bootable Disk Copy CD/DVD or USB drive with any operating system using a burning software of your choice as far as it supports creating bootable disk from an ISO image. Hard Disk Manager for Mac; ExtFS for Mac. Due to the some Microsoft’s changes operating with WIM file in Windows 8.1 it is NOT possible to prepare recovery media ISO in Windows 8.1. Without WAIK/ADK tools. Succeeding with recovery media creating it is required to check if you can boot with this recovery CDDVD disc. Learn more about the. Jan 18, 2016  If the Mac is new enough (A1278 covers a range of models spanning a few years), you may be able to use Internet Recovery. Power on the the machine, and i mmediately after hearing the Mac boot chime, hold down Command+Option+R. If it works, it will step you through connecting to wifi if needed, then will download and install the OS. In this video, I will be showing you how to make a bootable USB recovery disk using a USB flash drive, so you can repair and/or restore your Mac OS X operating system if it is ever corrupted.

1. Make Iso From Folder

My MBA 2012 with OS X 10.9.4 Mavericks won't boot anymore - it simply freezes after the initial jingle. I already tried resetting NVRAM and SMC, but to no avail. I don't have any time machine backups. However, I still have a disc image of Mavericks sitting on an external hard drive, a USB stick and access to a notebook with Windows 7.

I haven't yet found any tutorial on how to create a bootable USB drive on Windows in order to reinstall OS X on my beloved Macbook Air. Mac printing problems. Any help would be greatly appreciated! According to the first answer here,, there's a tool with a free trial called TransMac that can do it.

Just make sure the USB drive is formatted with GPT and not MBR. What might be easier, however, is that that model has support for Internet Recovery. If you boot holding Command-R and you have a WiFi connection, it can actually boot into recovery mode without a recovery partition on a drive (or even without a working drive). Having said that, your description of a crash right after the boot chime could signify a more serious hardware problem and you may not be able to boot anything.

If you boot holding the option key down, the startup disk selection screen should appear. If it crashes anyways, you may be looking at a hardware problem. I know this question is old but it is still valid. I was never able to write a Mac installer image to my Flash Drive and have it bootable, unless I did it on a Mac. Using Michael D.

Make Iso From Folder

Dryden's, I was able to use the Diskpart command to clean and prep a GPT partition on a flash drive for an OSX Mavericks install image. I used TransMac on Windows 7 to restore the image file I had to the Flash Drive, it created a bootable Mac image on my flash drive. Someone had reported that the method for using DISKPART did not work, but I have done this twice and it works remarkably well, and it's the only method I could find to create a Mac-Bootable Flash. I've been trying to post this to confirm that it works for some time, I just hope it helps someone else, because it is a very easy solution. Here are the Diskpart commands used to prep the Flash Drive, just to have them here in case my Link does not work: diskpart DISKPART> list disk (Find the disk number) DISKPART> select disk x (from result of List Disk) Disk x is now the selected disk. DISKPART> clean DiskPart succeeded in cleaning the disk. DISKPART> convert gpt DiskPart successfully converted the selected disk to GPT format.

DISKPART> create partition primary Note: I use 'Rufus' for all other USB writing and formatting for Windows systems, it's a great app, but I had previously tried to format the drive as GPT using that, as a Fat32 partition. When I tried to inject the image, Transmac told me that the drive was 'write protected'. So basically, the USB drive cannot have any high level formatting, the Windows system should detect the drive as 'not formatted' for this to work, which it will if prepped right with Diskpart.