It is very simple to add an Image to your page. You can choose from single Image to Image Grids, the choice is completely yours.
Click on the + sign on the wanted place on the page and choose the option to Add an Element
In the Element Library look for Image category and Insert a wanted Image element to your page
3. You can Upload an Image from your Desktop or add an already existing image that is saved in your library
Or you can click the Discover tab and choose images from Unsplash, Pexels or Pixabay