Cannot access my online reference library from Word

Hi, it looks like I’ve downloaded the CWWY plugin ok, and have my online references all set up, but when I click on Insert Citations, and then type in any keyword, nothing happens. It seems as though it’s not connecting on my online library.
I’ve made sure to select “Endnote Online” in Preferences, is there a specific web address I perhaps need to put in there? I currently have
Please advise