For example, if you want to install Lion on multiple Macs, a bootable installer drive can be more convenient than downloading or copying the entire Lion installer to each computer.īut even for troubleshooting, a bootable installer drive has advantages over Lion Recovery. But as I explained when Lion debuted, there are still good reasons to have a bootable installer disc or drive. It’s a convenient feature that, in theory, means you no longer have to carry a Mac OS X Install disc or a bootable external hard drive. sparseimage Common file extensions used by Apple Disk Utility iso file extension is used for CD/DVD/HD DVD/Blu-ray disc ISO binary image Other file extensions or file formats developed for use with Apple Disk Utility dmg file extension is used for Apple Mac disk image Apple Disk Utility default file extension associations The most common file formats used with the specific file extensions Although its likely, that some file extensions may be missing from the list of associated file extensions with the application, yet they can be opened, be part of, or otherwise be associated with the program. However most, if not all directly associated file extensions should be listed with its appropriate program. The list of extensions used or otherwise associated with the application may not be complete, because many common file extensions on our website, such as jpg (pictures) or txt (text files), can be opened by a large number of applications, or are too general file format. Note: You can click on any file extension link from the list below, to view its detailed information. How to burn ISO disk image in Mac OS X - Burn ISO image with Apple Disk Utility.Īpple Disk Utility works with the following file extensions: How to securely erase data from hard drive or flash disk - Basic options to securely delete data.īoot Mac OS X from external storage - Install Mac OS X on external storage and run it with Apple Boot Manager, or Startup Disk utility.Ĭlone your Mac system disk to a new hard drive (SSD) - Restore Mac OS X and other data to hard drive, or SSD drive with Disk Utility and Carbon Copy Cloner. Create macOS High Sierra USB bootable drive - Create USB macOS High Sierra installation drive with createinstallmedia, Finder and Disk Utility.Ĭreate macOS Sierra USB bootable drive - Create USB macOS Sierra installation drive with createinstallmedia, Terminal, Finder and DiskMaker X applications.Ĭreate OS X El Capitan USB bootable drive - Create USB OS X EL Capitan installation drive with createinstallmedia, Terminal, Finder and DiskMaker X applications.Ĭreate OS X Yosemite USB bootable drive - Create USB Yosemite installation drive with createinstallmedia, Terminal and Finder applications.

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