1 Click on the Folder Link below:
3 Click on the download pop up in the webbrowser >> Double click on the download file
4 1.Double click on the download file as mentioned on the image below
2 This might be different as the listed items on your ( Mac )device
3 In case you have several items listed >> Type " USERTrust" within the searchbox >> This will reduce the listed items.
4 Click on the "Add" button ( the certificate will be installed on the right location in the backend)