#Os x mavericks iso flash drive how to

#Os x mavericks iso flash drive how to

How to create a bootable installer for macOS – Apple Support In the Applications folder and the createinstallmedia command in the Terminal app. It is also possible to create a bootable USB installer disk using the Install OS X Yosemite.app

If you need it in future, or you could just make a copy of the Install OS X Yosemite.app prior to installing and moving it toĪn external drive for safe keeping. The copy of the install app self deletes after installing Yosemite, so make sure you keep a copy of the InstallMacOSX.dmg To start the installation of Yosemite double click on the Install OS X Yosemite.app. 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. Step 2: Format a USB flash drive that's at least 8GB, as Mac OS Extended (Journaled) and keep the default name as 'Untitled.' Make sure that you don't have another volume with the same name. 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. With El Capitan if you want to install El Capitan. Here are the instructions for Yosemite, the instructions for El Capitan are the same just replace Yosemite How to upgrade to OS X El Capitan – Apple Support How to upgrade to OS X Yosemite – Apple Support Your mac can install Mac OS X Yosemite 10.10 or El Capitan 10.11.