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Sudo cp -a /Volumes/OS\ X\ Install\ ESD/Packages /Volumes/OS\ X\ Base\ System/System/Installation/Packages Sudo rm /Volumes/OS\ X\ Base\ System/System/Installation/Packages Sudo asr restore -source /Volumes/OS\ X\ Install\ ESD/BaseSystem.dmg -target /Volumes/Untitled -erase -format HFS+ Sudo hdiutil attach /Applications/Install\ OS\ X\ El\ Capitan.app/Contents/SharedSupport/InstallESD.dmg When your USB flash drive is ready and El Capitan installer downloaded from App Store ► Open Terminal and type the following sequence of commands:
#Install mac os x el capitan from usb how to
How to create El Capitan USB installation with Terminal commands To install OS X El Capitan ► restart computer ► hold the Option key and select Installation USB drive from the menu. Wait a few minutes and your El Capitan installation USB drive will be prepared.
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In our case "Untitled" is the name of USB flash drive! Replace "Untilled" by name of your flash drive. Sudo /Applications/Install\ OS\ X\ El\ Capitan.app/Contents/Resources/createinstallmedia -volume /Volumes/Untitled -applicationpath /Applications/Install\ OS\ X\ El\ Capitan.app -nointeraction When you have prepared your USB flash drive and El Capitan installer is downloaded from App Store ► open Terminal and type command: The createinstallmedia is a command line tool distributed with OS X installer. How to create El Capitan installation USB drive with createinstallmedia tool The minimal capacity of flash drive must be 8 GB. Format it with GUID Partition Table and name it as Untitled. Prepare a flash drive with OS X Disk Utility. Preparation - get OS X El Capitan installer and USB flash driveĭownload El Capitan installer (Install OS X El Capitan.app in Applications folder) available in Mac App Store. Four ways how to create El Capitan USB installation flash drive:
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