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1. MAKE BOOTABLE USB FOR MAC OS X EL CAPITAN HOW TO
2. MAKE BOOTABLE USB FOR MAC OS X EL CAPITAN MAC OS X
3. MAKE BOOTABLE USB FOR MAC OS X EL CAPITAN INSTALL
4. MAKE BOOTABLE USB FOR MAC OS X EL CAPITAN ISO
5. MAKE BOOTABLE USB FOR MAC OS X EL CAPITAN DOWNLOAD

If you have already installed El Capitan and want to now create a bootable installer, re-download the installer from Apple.

MAKE BOOTABLE USB FOR MAC OS X EL CAPITAN INSTALL

The El Capitan installer is downloaded to the /Applications folder, with the file name Install OS X El Capitan. You need to choose a good backup tool for backing up the existing OS’ files, folders, and applications.

MAKE BOOTABLE USB FOR MAC OS X EL CAPITAN DOWNLOAD

Keep A Backup For El Capitan Download Before Installing. For install the El Capitan on your startup volume, you need to create a bootable USB installer on a separate drive (USB pen drive). You’ll need an external drive with enough space to hold your desired OS X on it and a basic familiarity with Terminal, Apple’s command line interface. Creating a bootable USB or a bootable drive is not complicated. But you can trick the OS X installer into thinking that it is 2017 and it will happily run without any errors. An 8GB or larger USB Flash Drive, this will be formatted and turn into the OS X El Capitan bootable installer The OS X El Capitan installer application, this can be downloaded from Apple (either as Public Beta or Developer Beta, or preferably the GM Candidate) Naturally, you’ll also need a OS X 10.11 compatible Mac for the destination.Īs explained here, OS X 10.11 'El Capitan' fails to install because it is too old (the technical reason being that the signing certificate is no longer valid). It is also possible to create a bootable USB installer disk using the Install OS X El Capitan.app in the Applications. InstallMacOSX.dmg if you need it in future, or you could just make a copy of the Install OS X El Capitan.app prior to installing and moving it to an external drive for safe keeping.

MAKE BOOTABLE USB FOR MAC OS X EL CAPITAN MAC OS X

MAKE BOOTABLE USB FOR MAC OS X EL CAPITAN ISO

The Dmg file is known as the latest ISO regarding El Capitan operating system. Now the dmg file can be downloaded by any Mac device users.

The El Capitan DMG installer file, now available for download under the version of 10.11.6 for Mac OSX. Open Disk Utility by following Applications → Utilities → Disk Utility. To install macOS on an external hard drive: 1. Now that you have the installation files ready on your Mac, you can move them to your USB drive for future use. Select the USB install key.OS X El Capitan Create bootable USB drive with Mac Disk Utility.

You'll be presented with a list of bootable drives. You may now restart your Mac and hold down the Option key after hearing the boot sound. You will be asked to enter your Administrative account password.Īfter about 30 minutes the creation of your USB Install Key for OS X El Capitan will be complete. Sudo '/Applications/Install OS X El Capitan.app/Contents/Resources/createinstallmedia' -volume '/Volumes/El Capitan' -applicationpath '/Applications/Install OS X El Capitan.app' -nointeraction Additionally, make sure you do not have any other volumes named 'El Capitan' except for the one we just created in Step Five.Įxecute the following command in the Terminal window to create your OS X El Capitan Install key.

Make sure your empty USB key is still inserted. Launch Terminal from the Applications:Utilities folder. When asked to confirm click the Partition button.

Next click the Apply button to save your changes. Set the Partition Layout to 1 Partition, set the Name to 'El Capitan', and set the Format to Mac OS Extended (Journaled).Ĭlick the Options button then choose GUID Partition Table from the popup window then click the OK button. Select your USB thumb drive from the list on the left and click the Partition tab. Launch Disk Utility from the Applications:Utilities folder. If you are already on, or have already downloaded El Capitan, you may need to click the Download button. Navigate to the OS X El Capitan application page and click the Get button.

MAKE BOOTABLE USB FOR MAC OS X EL CAPITAN HOW TO

These are instructions on how to make a bootable OS X El Capitan USB key.Ĭonnect a 8GB or larger USB key to your computer then launch the Mac App Store from your dock.