Make An El Capitan Bootable Usb

Creating bootable USB Installer can be done in different ways specifically create bootable USB Installer for macOS X El Capitan on Windows and other macOS versions. The first way to do manually and the second way is to do a software that is pre-build to do all those with a click or two. Here's how you can create a Mac OS X El Capitan bootable USB flash drive. OS X El Capitan is finally here, and if you're looking to install Apple's new desktop OS fresh from the ground up, then.

Bootable USB Installers for OS X Mavericks, Yosemite, El Capitan, and Sierra


First, review this introductory article: Create a bootable installer for macOS. Second, see this How To outline for creating a bootable El Capitan installer. Simply replace the Terminal command with the one from the preceding article by copying it into the Terminal window. You will need an 8GB or larger USB flash drive that has been partitioned and formatted for use with OS X.


Drive Partition and Format

Making The Bootable El Capitan USB Drive. We’re all here for one thing, so lets dive right in at the deep-end and get started with the process. We first of all need the OS X El Capitan installer that we alluded to as part of the “Pre-Requisites” above. Launch the Mac App Store and search for El Capitan. Finally, I could boot up the Mac while holding 'option/alt' and my USB drive appeared as a bootable device! 17 minutes later I can startup OSX! I may go ahead and re-download the installer and create a new bootable USB using 'createinstallmedia', just in case there was a problem with the image I used, but at least now I can boot up the computer!

  1. Open Disk Utility in the Utilities' folder.
  2. After Disk Utility loads select the drive (out-dented entry with the mfg.'s ID and size) from the side list.
  3. Click on the Erase tab in the Disk Utility toolbar. Name the drive, 'MyVolume'. <---- IMPORTANT!
  4. In the drop down panel set the partition scheme to GUID. Set the Format type to Mac OS Extended (Journaled.)
  5. Click on the Apply button and wait for the Done button to activate. When it does click on it.
  6. Quit Disk Utility.


Create Installer

Open the Terminal in the Utilities' folder. Choose the appropriate command line (in red) depending upon what OS X installer you want. Paste that entire command line from below at the Terminal's prompt:


Bootable

Command for macOS High Sierra:

sudo /Applications/Install macOS High Sierra.app/Contents/Resources/createinstallmedia --volume /Volumes/MyVolume --applicationpath /Applications/Install macOS High Sierra.app

Command for macOS Sierra:

sudo /Applications/Install macOS Sierra.app/Contents/Resources/createinstallmedia --volume /Volumes/MyVolume --applicationpath /Applications/Install macOS Sierra.app

Command for El Capitan:

sudo /Applications/Install OS X El Capitan.app/Contents/Resources/createinstallmedia --volume /Volumes/MyVolume --applicationpath /Applications/Install OS X El Capitan.app

Command for Yosemite:

sudo /Applications/Install OS X Yosemite.app/Contents/Resources/createinstallmedia --volume /Volumes/MyVolume --applicationpath /Applications/Install OS X Yosemite.app

Command for Mavericks:

Bootable Usb Drive Creator Tool

sudo /Applications/Install OS X Mavericks.app/Contents/Resources/createinstallmedia --volume /Volumes/MyVolume --applicationpath /Applications/Install OS X Mavericks.app

How To Make An El Capitan Bootable Usb


Press RETURN. You will be asked for your admin password. It will not echo to the Terminal window. Then press RETURN again. Wait for the return of the Terminal prompt signifying the process has completed. It takes quite some time to finish. Be patient.

Sep 13, 2018 1:16 PM