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- #Create a bootable usb flash drive for mac how to#
- #Create a bootable usb flash drive for mac mac os x#
- #Create a bootable usb flash drive for mac install#
- #Create a bootable usb flash drive for mac portable#
While you’ll hopefully never need to use it, having a bootable copy of OS X on a USB flash drive is a cost-effective, portable emergency tool for your Mac.Creating a USB Flash Drive Installer from a Snow Leopard ISO Fileīelow are two methods. This is mainly for diagnosing issues and trying potentially risky things in a virtual sandbox that won’t ruin any of your data. This way both tools are available in one convenient place whenever you need them.Īll done! That wasn’t too painful, was it? Yes, booting to the flash drive will be a tad sluggish, but it’s not meant to be used on a regular basis. For example, Alsoft’s DiskWarrior is an invaluable tool that goes above and beyond what OS X’s own Disk Utility has to offer.
#Create a bootable usb flash drive for mac install#
Once you’re in, run Software Update a few times to get the latest patches and install any third party diagnostic utilities you may have.
![create a bootable usb flash drive for mac create a bootable usb flash drive for mac](https://rufus.ie/pics/rufus_en.png)
If it doesn’t, restart the Mac manually and hold down the Option key to choose the drive yourself.
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When all is said and done, you should find about 9GB of your 16GB drive has been filled. The rest of the process should be automated and might take between 30-60 minutes since USB flash drives are slower than internal hard drives. Un-check all of the items except “Essential System Software.” You may choose to check “Rosetta” and “QuickTime 7” since they are so small and might come in handy.
#Create a bootable usb flash drive for mac mac os x#
While they should be fine, squeeze those versions of Mac OS X on a 16GB drive at your own risk. Keep in mind 10.6 Snow Leopard was used to demonstrate this tutorial, so I’m not sure how much space 10.5, 10.4, and earlier require. Second, at least a 16GB USB flash drive, such as this SanDisk Cruzer Micro for about $30 at Amazon. First you’ll need an Intel-based Mac from the past few years.
#Create a bootable usb flash drive for mac how to#
Now that you’re convinced, let’s figure out how to do this.
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That means carrying around a bulky external hard drive with cables is not always ideal. And since most Mac owners use a MacBook of some kind nowadays, portability is a valuable thing. A clean installation of the operating system can help pinpoint problems and will come to the rescue in a bind. One of the maintenance tools every Mac user should have available in case of emergency is a bootable copy of Mac OS X on a removable device. All you need to do is carry around a single USB flash drive to be ready for situations the require you to diagnose, repair, or experiment with Mac OS X. Although Macs are reliable machines, they are not exempt from hiccups.