As so often from this group, exactly the information I'm looking for. Thanks Lee and MacGroup.
Dan > On Oct 7, 2013, at 10:46 AM, Dan Crutcher <[email protected]> wrote: > >> In days of yore when a new Mac OS version came out, I would order the disks >> and use that one set of disks to install the new version on various Macs at >> work. Now that it's all done through the App Store, I'm not sure how (or >> whether) I can do that. >> >> Can I download the new version from the App Store to my computer and copy >> that download to other computers and install it on them? Or do I have to go >> to the App Store from each computer I want to install it on, enter my Apple >> ID and download and install it anew each time? > > (1) Download the installer from Apple. This will show up as a package in the > Applications folder. It's called something clever like Install OS X Mountain > Lion. Don't install off this copy in the Applications folder because Apple > deletes things after an install! > > (2) Show the package contents by right- or control- clicking the Install OS X > Mountain Lion file. > > (3) Drill down to get to a file called InstallESD.dmg. This is the installer > disk image. I think it's under Contents/Shared Support, but I don’t have an > image handy, so this is a guess. > > (4) Use your favorite disk munger to make it into a DVD or a flash. You can > do it with Disk Utility. I usually use Toast. > > If you do the disk route, you'll need a double-density DVD blank because it's > a smidgen too big to fit onto a standard 4.7GB disk after it has been > expanded. But, I highly recommend using an 8GB flash drive because using it > to install an OS is a lot faster off a flash. (Think hours faster.) > > To use it, just use the DVD or flash as a boot drive and follow the prompts. > I've made several of these for people, and they work fine. > > > > > > > > _______________________________________________ > MacGroup mailing list > [email protected] > http://www.math.louisville.edu/mailman/listinfo/macgroup
_______________________________________________ MacGroup mailing list [email protected] http://www.math.louisville.edu/mailman/listinfo/macgroup
