You can also access the software library via the ICS website.
From the UKZN home page choose SUPPORT SERVICES from the top toolbar; scroll down and find Information and Communication Services Division (ICS). On their home page scroll down and bottom right is a link to the software repository.
There are lots of youtubes out there for Endnote 20 and Google is a good place to ask questions. The official Endnote site is endnote.com
Important note: Install the update called Endnote 20.1 as this update has reinstated the 'insert citation' icon