Install Macos Yosemite From Usb

 

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

Yosemite


OS X Yosemite bootable USB. Step 1: First step is to download OS X Yosemite installation file. The download size is about 5.2 GB and can be downloaded by following the instructions in our how to download OS X Yosemite guide. Step 2: Next step is to download and install DiskMaker X app. Apple released the new Mac OS X 10.10 Yosemite in the Mac App Store for everyone to download and install for free on October 16th, 2014, but downloading a 5+ GB file for each of your computers will take some serious time. The best thing to do is download it once and create a bootable install USB drive from the file for all of your Macs. How To Install Mac Os Yosemite From Usb Bootable How To Install Mac Os Yosemite From Usb Pc Camera How To Install Mac Os Yosemite From Usb Mac Upgrading your Macbook is a very easy task if you are already running a previous version of Mac OS X.

  1. For what it's worth, when I plug in this drive into my working MBP, I see the 'Install OS X Yosemite' get mounted in Finder. Edit 4 Here is a screenshot of the 'Startup Disk' option within 'System Preferences' on my working MBP that has the Bootable USB plugged in - which proves that it was properly created, I believe.
  2. I did the same thing. Trying to install on a 32Gb USB 2 thumb drive; 1 minute installing takes 1 hour to install. I forced to power down my mac with the power button to abort the Yosemite install. It started the Welcome Screen of Yosemite WITHOUT the thumb drive. Light panic here.

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

  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

Install Macos Yosemite From Usb Drive

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:


Command for macOS High Sierra:

Yosemite

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

Mac Os X Yosemite Installer

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:

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


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