If you’ve ever had to reinstall OS X, chances are you’ve used the Apple-provided system installer disc that came with the Mac. But what do you do if you misplace the DVD, or it becomes unreadable, or worse—your SuperDrive isn’t working? Having a backup of your system installer disc could save your bacon. Instead of simply copying the system installer to another disc, you can create a USB flash drive installer similar to the one provided with the latest. You’ll get an installer that won’t scratch, is easier to transport, and considerably faster than an optical disc. Sports simulation games for mac. We found the install time decreased by 33 percent when using the flash drive method. The process of creating a flash drive system installer is simple. Next, it's best to format your USB device as Mac OS Extended (Journaled). With Scheme as: GUID Partition Once you do this, open the macOS Sierra installer. When you are prompted to choose an install destination, make sure to choose your USB device. You’ll need the original installation disc, a working DVD drive, and a flash drive with a minimum of 8GB of storage capacity for Snow Leopard (or 9GB if using Leopard, since it calculates file sizes differently). Any data you have on the flash drive will be erased during the process, so back up anything on there that’s important to you. Note that this article covers versions of Mac OS X Prior to Lion (Mac OS X 10.7). We also have. When Disk Utility is finished, the flash drive should mount, and you should see the OS X install window appear. Just to make sure it’s bootable, eject the install disc, but leave the flash drive installer plugged in. Restart your computer while holding down the Option button on your keyboard. You should see two choices to boot from: the hard drive and the Mac OS X Install disc (the icon will be of a USB device). Select the USB drive icon, and wait. If you’re greeted by the select a language screen at the beginning of the OS X install process, congrats—you now have a working flash drive installer of OS X. This guide deals with 3 ways of making a boot disk from OSX 10.9 Mavericks the first one is the fastest and is done via the Terminal from a new command already in OSX Mavericks called createinstallmedia, the other 2 are older ways when Mavericks was in development and are done with a mixture of finder using Disk Utility and command line. Quickest Way Download Mac OSX 10.9 Mavericks but don’t install. Attach your USB stick/drive. Launch the Terminal from /Applications/Utilities and enter the command below and then your password when prompted, be sure to change the ‘ Untitled‘ name in the below command to your external disk name: sudo /Applications/Install OS X Mavericks.app/Contents/Resources/createinstallmedia --volume /Volumes/Untitled --applicationpath /Applications/Install OS X Mavericks.app --nointeraction Let it do its thing and there you have it, one bootable Mac OSX 9 drive. This really is a super simple way – however if using the Terminal fills you with fear and dread, there are some GUI apps that can get the job done namely and a new imaging tool that can clone a new disk very quickly –. Alternative Ways of building a Bootable Mavericks OSX Disk. To make a boot disk of OSX 10.9 Mavericks, first of all get the app or download via the App store, if downloaded it will file in the folder Applications. Control / Left click Options, Show in Finder to get to the app, don’t install at this stage. Located in the Applications Folder Finding the InstallESD.dmg To find the actual InstallESD.dmg file, control/left click the ‘Install OS X Mavericks’ app and choose show contents – then navigate to Shared Support folder. Control/Right click to show contents Navigate to Shared Support folder to see the InstallESD.dmg file Mount InstallESD.dmg Double click to mount the image. Make Invisible Files Visible We need to see the BaseSystem.dmg inside the InstallESD.dmg Crank open Terminal and run: defaults write com.apple.Finder AppleShowAllFiles TRUE killall Finder This will show all invisible files have a look inside the mounted InstallESD.dmg Mount an External Disk Attach a USB/external drive – this guide uses the external drive name called BootDisk, you need to make sure the – it its not you can format that in Disk Utility. Launch Disk Utility Launch Disk Utility as found in Applications/Utilities and go to the Restore tab.
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