Disk utility mac os x lion
Note: If you purchased Lion for another Mac, so you have a version of the Lion installer from the Mac App Store, you can use our original instructions for creating a bootable Lion-installer drive.
Boot into recovery mode by holding down CommandR at startup; youll eventually see a Mac Otilities window.
You wont be able to use the copy of Disk Utility in your Applications/Utilities folder to repair your OS X boot disk.
Apples variation on this theme audio to midi vst plugin is a humongous file called the disk image everything youd normally find on a disk, without the disk.One of the premier troubleshooting features of Lion (Mac OS.7).In most cases, you install new software on your Mac from the Mac App Store, a CD or DVD or the Internet.You can also use any of the Lion installers special recovery and restore features in fact, when you boot from this drive or DVD, youll see the same Mac Otilities screen you get when you boot into Lion Recovery.Software vendors typically use an installer program that decompresses and copies files to their proper places on your hard drive.(Thanks to reader Jameel Morrison for confirming this procedure and for prodding me to finally write this article.) updated 2/13/2012, 9:29am, to make it even more clear that this article is aimed at owners of Macs that shipped after Lion.As a bonus, the resulting Lion-installer drive should boot and support any current Lion-capable Mac.
Connect to your Mac the hard drive or flash drive you want to use for your bootable Lion installer.Use Erase to format (completely erase) any disk except the current startup disk.If verification turns up trouble, click Repair to have the problem fixed.You can now boot any Lion-compatible Mac from this drive or DVD and install Lion.Its a convenient feature that, in theory, means you no longer have to carry a Mac Onstall disc or a bootable external hard drive.Depending on your Internet connection, the download can take anywhere from under an hour to several hours (or even, if youre unfortunate enough to be on a very slow connection, considerably longer).The restore procedure will take anywhere from five to 15 minutes, depending on your Mac and the speed of your drive.As long as your downloaded installer is version.0.13 or laterselect the installer in the Finder and use the Get Info command to checktheres no need to perform the procedure below.Computers, macs, operating Systems, disk Utility in Oountain Lion.Click Restore and, if prompted, enter an admin-level username and password.