Why do you need to download El Capitan through Terminal.
El Capitan is freely available from this link.
Here are the instructions.
Go to Section 4 and click on Download OS X El Capitan.
Use Terminal to Create the El Capitan Bootable USB Installer. Follow these steps to create a bootable USB installer of El Capitan in Terminal. Connect the USB flash drive to your Mac. Give the flash drive an appropriate name. You can do this by double-clicking the device's name on the desktop and then typing a new name.
- Here are the instructions. Go to Section 4 and click on Download OS X El Capitan. This downloads InstallMacOSX.dmg to your Downloads folder. The next section can only be done on a mac that is capable of running El Capitan, a mac that came preinstalled with an OS later than El Capitan will refuse to do the next bit.
- Apr 27, 2021 Download: OS X El Capitan This downloads as a disk image named InstallMacOSX.dmg. 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.
- Download El Capitan from the Mac App Store. Head over to your existing OS X environment running 10.9 or later and open the Mac App Store. Search for 'El Capitan' and click Download. The download is completely free if you're running OS X 10.9+. Wait for the download to finish (this could take some time). Format the USB Drive.
- USB installer and El Capitan Installer in Apple Store. El Capitan Installer is only available in the Mac App Store. So you can only download it from the App Store. By the way, having a USB installer to perform the El Capitan is a good idea.
This downloads InstallMacOSX.dmg to your Downloads folder.
The next section can only be done on a mac that is capable of running El Capitan,
a mac that came preinstalled with an OS later than El Capitan will refuse to do the next bit.
When downloaded open to InstallMacOSX.pkg, double-click on
that and an installation window will open, this does not install El Capitan
but converts the InstallMacOSX.pkg to the Install OS X El Capitan.app which
you will find in your Applications folder, it should be 6.2GBs in size.
(If the installation window asks which disk you want to install to, you must pick
the disk that you are booted to at the time. Not any internal or external disk that
you want to eventually install El Capitan on, that is for later.)
To start the installation of El Capitan double click on the Install OS X El Capitan.app.
Download El Capitan To Usb
The copy of the install app self deletes after installing El Capitan, so make sure you keep a copy of the 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. It is also possible to create a bootable USB installer disk using the Install OS X El Capitan.app
in the Applications folder and the createinstallmedia command in the Terminal app.
Download El Capitan Os To Usb
Read the instructions here,
How To Download El Capitan To Usb
Sep 2, 2020 12:18 AM