This method also works to creating usb installer for el capitan yosemite and maverick and the other previous version of mac os x as well. Use the restore disk image to drive dialog box to browse for the dmg file with the installation files for mac os x yosemite in this case and click the ok button to create a bootable usb of the operating system. How to get older macos installation files. Now click on erase.ĭownload And Create Usb Installer For Mac Os X Yosemite Mavericks Mountain Lion Or Lion Macbold You will create the bootable installer from this app not from the disk image or pkg installer.Ĭreate bootable usb mac disk utility yosemite. 8gb or greater usb install os x yosemite zip file downloaded from mac store download from here now let s move to the actual tutorial to create bootable os x yosemite usb connect your usb drive with mac.
