Begin the installation from the Eclipse Help menu item.
This screenshot show the screen as it initially comes up. In this case you will need to change the radio button to indicate that this is a new install.
This screen will vary depending on the features you have installed already. You want to click on the New Remote Site button.
This screen is showing the New Remote Site dialog, filled in with the correct information to install ECF
Name: ECF
URL: http://download.eclipse.org/technology/ecf/update
When you first come back to this screen, the site you added will NOT be selected. Be sure to select it before clicking Next.
This next screen shows all of the features that are available to install.
IMPORTANT: Please install both the 'Eclipse Communication Framework Core API' and 'Eclipse Communication Framework Application' features.
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Click the button to accept the license agreement.
Confirm the install location
Eclipse needs to be restarted after installing ECF.