The Select Image window lets you manage the images that you use in your model diagrams, and to insert them into your models as object symbols, diagram backgrounds, etc.
You can open the Select Image window in any of the following ways:
From the Symbol Format window Custom shape tab, click the Enable Custom Shape check box, and then click the Browse button next to the Shape type property (see Symbol format properties Custom Shape tab).
From the Symbol Format window Fill tab, click the Modify button in the Fill Effects group box (see Symbol format properties Fill tab).
Right-click a diagram symbol and select Change Image.
From this window, you can:
Browse for images in various collections, and filter them (see Browsing for an image).
Search for images using criteria (see Searching for an image).