How To Make A Boot Disk For Mac El Capitan

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Jun 08, 2020  Backup your Mac in External Drive using Time Machine, or Copy the important files and folders to an external USB drive or External Hard Disk.; Clean up Mac and Re-Install macOS. Go to the Apple logo ( ) From the top mac menu Click on Restart option.; Next, During the next startup your Mac, Press, and Hold Command + R key from the Keyboard. Until you see the MacOS Utility window on the. Sep 13, 2018 Click on the Erase tab in the Disk Utility toolbar. Name the drive, 'MyVolume'. Set the Format type to Mac OS Extended (Journaled.) Click on the Apply button and wait for the Done button to activate. When it does click on it. Quit Disk Utility. Create Installer.

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

How to make a boot disk for mac el capitan drive


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.

Make A Boot Cd


Drive Partition and Format

  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:

Windows


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

How To Make A Boot Disk For Mac El Capitan Drive

Command for Mavericks:

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

How To Make A Boot Disk For Mac El Capitan Mac


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.

How To Make A Boot Disk For Mac El Capitan Free

Sep 13, 2018 1:16 PM