Dec 01, 2016 select disk X (where X is the number of your USB flash drive). Mac OS X El Capitan - https. How to create a MOJAVE MAC OS USB BOOT drive or MacOS High Sierra Bootable USB. May 04, 2020 Recent Posts. How to Make a Bootable Installer For MacOS Catalina; How to Make a Bootable Installer For Mac OS X Mojave; How to Make a Bootable Installer For Mac OS X High Sierra. Nov 10, 2019 The installer you create can be used to install OS X El Capitan 10.11 on any eligible Mac computer. This is a more convent and less time consuming way to install OS X El Capitan on multiple machines, gives you a handy emergency disk, and enables a fresh OS X install.
These advanced steps are primarily for system administrators and others who are familiar with the command line. You don't need a bootable installer to upgrade macOS or reinstall macOS, but it can be useful when you want to install on multiple computers without downloading the installer each time.
Download macOS
Find the appropriate download link in the upgrade instructions for each macOS version:
macOS Catalina, macOS MojaveormacOS High Sierra
Installers for each of these macOS versions download directly to your Applications folder as an app named Install macOS Catalina, Install macOS Mojave, or Install macOS High Sierra. If the installer opens after downloading, quit it without continuing installation. Important: To get the correct installer, download from a Mac that is using macOS Sierra 10.12.5 or later, or El Capitan 10.11.6. Enterprise administrators, please download from Apple, not a locally hosted software-update server.
Installers for each of these macOS versions download directly to your Applications folder as an app named Install macOS Catalina, Install macOS Mojave, or Install macOS High Sierra. If the installer opens after downloading, quit it without continuing installation. Important: To get the correct installer, download from a Mac that is using macOS Sierra 10.12.5 or later, or El Capitan 10.11.6. Enterprise administrators, please download from Apple, not a locally hosted software-update server.
OS X El Capitan
El Capitan downloads as a disk image. On a Mac that is compatible with El Capitan, open the disk image and run the installer within, named InstallMacOSX.pkg. It installs an app named Install OS X El Capitan into your Applications folder. You will create the bootable installer from this app, not from the disk image or .pkg installer.
El Capitan downloads as a disk image. On a Mac that is compatible with El Capitan, open the disk image and run the installer within, named InstallMacOSX.pkg. It installs an app named Install OS X El Capitan into your Applications folder. You will create the bootable installer from this app, not from the disk image or .pkg installer.
Use the 'createinstallmedia' command in Terminal
- Connect the USB flash drive or other volume that you're using for the bootable installer. Make sure that it has at least 12GB of available storage and is formatted as Mac OS Extended.
- Open Terminal, which is in the Utilities folder of your Applications folder.
- Type or paste one of the following commands in Terminal. These assume that the installer is still in your Applications folder, and MyVolume is the name of the USB flash drive or other volume you're using. If it has a different name, replace
MyVolume
in these commands with the name of your volume.
Catalina:*
Mojave:*
High Sierra:*
El Capitan: - Press Return after typing the command.
- When prompted, type your administrator password and press Return again. Terminal doesn't show any characters as you type your password.
- When prompted, type
Y
to confirm that you want to erase the volume, then press Return. Terminal shows the progress as the bootable installer is created. - When Terminal says that it's done, the volume will have the same name as the installer you downloaded, such as Install macOS Catalina. You can now quit Terminal and eject the volume.
* If your Mac is using macOS Sierra or earlier, include the
--applicationpath
argument, similar to the way this argument is used in the command for El Capitan.Use the bootable installer
After creating the bootable installer, follow these steps to use it:
- Plug the bootable installer into a compatible Mac.
- Use Startup Manager or Startup Disk preferences to select the bootable installer as the startup disk, then start up from it. Your Mac will start up to macOS Recovery.
Learn about selecting a startup disk, including what to do if your Mac doesn't start up from it. - Choose your language, if prompted.
- A bootable installer doesn't download macOS from the Internet, but it does require the Internet to get information specific to your Mac model, such as firmware updates. If you need to connect to a Wi-Fi network, use the Wi-Fi menu in the menu bar.
- Select Install macOS (or Install OS X) from the Utilities window, then click Continue and follow the onscreen instructions.
Learn more
For more information about the
createinstallmedia
command and the arguments that you can use with it, make sure that the macOS installer is in your Applications folder, then enter this path in Terminal:Catalina:
Mojave:
High Sierra:
El Capitan:
In order for you to upgrade to El Capitan with a clean installation of macOS, You need to create a bootable macOS El Capitan USB drive. A bootable installer drive is much more convenient when you’re upgrading a Mac. You can then use an External drive or the secondary volume (USB) to install the macOS using it as a startup disk.
The command-line installation of macOS would come as savvy mainly for the system administrators. You really do not require a bootable installer to upgrade macOS or reinstalling the operating system, It only will be useful when you have multiple computers lying around and you need to download and use the installer each time.
You must also require a USB 3.0 Drive with at least 16 GB of storage and please ensure you have taken a backup of all the files in your USB 3.0 flash drive as this installation will erase and remove all the files from your flash drive.
You can get USB 3.0 from Here Minimum specs for macos.
Download macOS XEl Capitan
You can download macOS El Capitan From Here
OR
if you have downloaded already macOS El Capitan directly, then the downloaded macOS itself to the applications folder as an individual app called as “Install macOS El Capitan”. Sometimes it is also possible that the installer opens itself right after downloading it, You need to ensure quitting it without proceeding to go with the installation directly. Also, it is important for you to download the correct version of macOS as per your mac.
How to create a bootable installer for macOS El Capitan
Step 1: Download macOS El Capitan.
Step 2: Once El Capitan is downloaded, You should make sure that you close the installer and Open the finder.
Step 3: In Finder, You need to head over to Application→Install macOS El Capitan right click on install macOS El Capitan and click Show package contents.
Or
If You have downloaded from the link then go to Download→ macOS El Capitan.
Download link for 10.11 el capitan l capitan download for mac. Step 4: Head over to open Content→Resources
Step 5: Using Finder another window and Go to Applications and Select Utilities→Terminal
Step 6: Type sudo followed by space
Step 7: Now from the original finder window opened in step 4, drag and drop the createinstallmedia to terminal
Step 8: Type --volume along with space
How To Create A Usb Boot Disk For Mac El Capitan
Step 9: Open Finder and click Go at the top followed by Goto folder menu or by pressing command + shift + g at the same time.
Step 10: Type /Volumes and click go to navigate to the volumes that are connected to your mac Best utilities for mac yosemite.
Step 11: You should probably find your connected USB 3.0 Flash drive on your Mac in the Finder window
Step 12: Now Drag the USB 3.0 Flash drive volume to the Terminal window
Step 13: Now press Enter / Return on keyboard
Step 14: Type y so you can continue the progress and Press Enter / Return on the keyboard again.
How To Make A Boot Disk For Mac El Capitan
After the above process, You can also use the USB 3.0 drive to boot into macOS El Capitan installer Once you connect your USB 3.0 flash drive, Then restart your Mac by pressing the Option (⌥) button modestly. Then you may select the macOS El Capitan Installer to get started with the installation.