If an image frame is visible, you can select the image by clicking the frame or by drawing a crossing window around a frame edge. When you select an image by selecting its frame, grips are displayed.
To select an image by pressing Shift + left-click
If you clicked more than one image, the Image Select dialog box appears. This dialog box displays the names of all the images that are inserted into your drawing. The image or images that are already selected are highlighted (not just the images that you selected by pressing Shift + left-click).
If Shift + left-click is not working, you may need to load the Raster Extension by using an image command such as , or you may need to turn on the option.
To turn on the Shift + left-click option