Enter the following command exactly as shown here: Go to the Applications/Utilities folder and double-click the Terminal app. Change the name of the recently downloaded file to 'Install OS X Elcapitan.app' so you can easily identify it.

Download El Capitan via the Mac App Store. Verify if 'GUID Partition Table' is selected as the partition scheme in the Option section, with its name set to 'Untitled.'Ħ. Open the Partition tab and, from the Partition Layout drop-down menu, select 1 Partition. Hit the Erase button and wait for the complete formatting of the USB.ĥ. Select Mac OS Extended (Journaled) in the box and leave 'Untitled' as the standard name.Ĥ. Choose the USB drive from the left sidebar and click on the Erase tab.ģ. After connecting the USB drive to your computer, open Applications and launch Disk Utility.Ģ. Using Disk Utility, make the USB flash drive bootable:ġ. Take a USB flash memory with 8GB or more, and make it bootable. This can be done using any third-party software or the proprietary Time Machine app.Ĥ. Use an external hard drive to back up all important user data, as well as personal settings. The standard location for downloads is the Applications folder.ģ. Using the Mac App Store, users have to download OS X 10.11 El Capitan.

OS X El Capitan is supported on devices that already have the Yosemite OS: iMac (mid 2007 or newer), MacBook (late 2008 Aluminium or early 2009 or newer), MacBook Pro (mid or late 2007 or newer), MacBook Air (late 2008 or newer), Mac mini (early 2009 or newer), Mac Pro (early 2008 or newer), and Xserve (early 2009).Ģ. pkg file.Here's how to do it using the simple and efficient USB flash method.ġ. You can alter the Distribution file to ignore the supported platform check, see below.Ĭreating the Install OS X El Capitan.app on a mac that came with a newer OS than El Capitan.ĭownload the InstallMacOSX.dmg from Section 4 of How To Upgrade To El Capitanĭouble-click to open InstallMacOSX.dmg to Install MacOSX.pkg.Ī folder will be created on the Desktop after a while with the contents of the. If you use pkgutil to expand the InstallMacOSX.pkg it opens to three items, the Distribution file, InstallMacOSX.pkg and Resources.

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