You want to eventually install Yosemite on, that is for later.) The disk that you are booted to at the time. (If the installation window asks which disk you want to install to, you must pick You will find in your Applications folder. That and an installation window will open, this does not install Yosemiteīut converts the InstallMacOSX.pkg to the Install OS X Yosemite.app which When downloaded open to InstallMacOSX.pkg, double-click on The next section can only be done on a mac that is capable of running Yosemite,Ī mac that came preinstalled with an OS later than Yosemite will refuse to do the next bit. This downloads InstallMacOSX.dmg to your Downloads folder. Go to Section 4 and click on Download OS X Yosemite.
#Os x yosemite bootable usb how to
How to upgrade to OS X Yosemite – Apple Support I have tried again and again but no joy.ĭo I have to find the original version OS disc that came with the computer and start from the beginning or can I download the original OS from Apple to a USB stick and boot from that?Īlso could you remind me how I boot up from a disc, hold down C or smoother combination of letter and buttons? Quit the installer to restart your computer and try again." Contact the software manufacturer for assistance. "OS X could not be installed on your computer - No packages were eligible for install. I've tried downloading from the OS X Utilities page but after downloading I get another page stating I am more than happy to erase the 3Gb hard drive. IMac 27" (late 2009) problem reinstalling Mac OS X Tiger OS I would like to use my old iMac 27" (late 2009) for very basic email and internet but I'm having a problem reinstalling Mac OS X Tiger OS using an install disc - which may just be an upgrade or from another apple computer, having owned 7 or 8 over the years and not the original boxed disc.
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