You may have a proxy server or firewall blocking access to our site. If using a work computer, please request your I.T. department to confirm your network can access https://thenounproject.com/
Use Internet Explorer on PC or Safari on Mac to confirm this domain has been cleared.
Additionally, older versions of macOS (i.e. El Capitan) or Windows (i.e. Windows 7) may need to be upgraded to resolve the issue.
Lastly, in certain web browsers you may need to allow cookies for the add-in to work.