1.) Click "file" then "export" in the top left of your Reference Manager application as indicated below.
2.) Name the file "ReadCube Media" and choose to save it as a RIS file type. Select a location to save it in by clicking the "..." button. You can choose what content you'd like to export using the reference options below. Once finished, press the "Export" button.
3.) Drag this file into the import screen using ReadCube Desktop.