Nothing else.Ĥ) I suggest using FileVault for both partitions, and maybe the 3rd. Don't try to store Photos or iTunes or Pro App databases there. Don't try to put your user account on that partition. But you must NOT use Migration Assistant to copy home directories, in either direction.ģ) If you want to share files between the two partitions, you should create a 3rd partition that is visible to both. You can use the same long and short user names. On the Mavericks partition, you must create a new user account. If you are already running El Capitan, then your current user account and files should stay on El Capitan. Do NOT mix them.Ģ) In fact, El Capitan and Mavericks simply have different, and incompatible, architectures altogether. If you are going to use iCloud on both of these systems, you must create separate Apple IDs and iCloud accounts for each. El Capitan and Mavericks have different, and incompatible, iCloud architectures. You can definitively dual boot El Capitan and Mavericks, but there are some gotchas that you need to be aware of.ġ) Be very careful with iCloud. Things like this are not as straightforward as they used to be. I am not really sure that I did not forget something, but i will ask some people to come in and contribute. Since both disks are bootable you can now startup while holding the Alt(option) key and choose the one you want. Restart the mac: it should be in Mavericks now.
Show recovery partition mac os el capitan install#
Shutdown the machine again, start it up while holding CMD+R+Alt(option) key: this starts the InternetRecovery partition: choose erase and install the (original) OS. Reboot after that, while holding the Alt(option) key: the boot list will come up, choose the newly made external to boot.Ĭ.
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Run CarbonCop圜loner on your startup disk and clone the startup disk to the external, including the Recovery Partition. connect an empty external disk: Open Diskutility and partition it: 1 partition: GUID Partition table and Mac OS Extended (journaled). make backups backups backups, at least one TimeMacine backup.ī. In theory that Macbook can be on Mavericks, since it was originally delivered with Mavericks, but not from the same disk:Ī.