1. Launch the Assets Manager
Click the Assets button on the main YWD toolbar to launch the 'YWD Assets Manager'.
2. Add the assets (images in this case)
Click the Add assets button.
3. Select a category and upload the image(s)
Either select a category or type in the name to create a new one. Categories are useful to keep the assets organized. Then either click the red button and select the file(s) on your computer, or drag & drop them directly into the area indicated. After the files have been uploaded, click OK.