Zoom: Hold SHIFT key pressed and drag on the image with the mouse. Zoom in: move the cursor to the right. Zoom out: move the cursor to the left.
Change Satellite: Click on one of the possible options:
MET-9: Meteosat-9 (0 deg)
Metop: EUMETSAT Polar System
Products: Click on the desired option: Dust, Airmass, Fog, E-VIew, Ash, MPE, FIRE, GII.
Frames in Animation: Select the number of images that are going to be displayed in the Slide-Show.