where to get copy of os x for usb install on mac air

#WHERE TO GET COPY OF OS X FOR USB INSTALL ON MAC AIR MAC OS#

You can also ask their assistance to create a bootable USB drive with the installation file. They should have image installations going back to OS Leopard and earlier. If none of the options to get older OS X worked, pay a visit to nearest local Apple Store. Any settings you change or files you save there won’t be reflected on your primary installation. Visit your local Apple Store to download older OS X version. You can use your Mac as normal, but keep in mind that it’s separate from the installation on your main internal hard drive. This brings up the boot switcher and lets you boot from the external hard drive.

#WHERE TO GET COPY OF OS X FOR USB INSTALL ON MAC AIR MAC OS#

You can get it back by holding down the option key while clicking on the. (Remember, MacBook Air owners, you can add an external USB optical drive at any time.) A CD volume icon appears on your Desktop, and then Mac OS X.

This can take fairly long, depending on the speed of your external drive and its connection to your Mac, so it’s best to have a fast hard drive with Thunderbolt, USB-C, or USB 3.0 connections.Īnd that’s it! When Disk Utility is done, you can shut down your Mac and hold down Option when booting it back up. As with all OS X upgrades, once you run the installer on your system, it disappears from your Applications folder. You can also choose an ISO image, but that doesn’t have much use here.Ĭlick “Restore,” and Disk Utility will start the copying process. Select your external drive in the sidebar, click “Restore” in the menu, and then select your main drive as the “Restore From” option. But, if you choose your external drive as the restore target, you can flip that action around and copy files from your main drive to the backup.

Where to get copy of os x for usb install on mac air