xTiles makes adding, resizing, and organizing images in any configuration easy.
Click the "+" that appears to the left of an empty block when you hover over it. Select Image and press enter. Or type /image and press enter;
Both will create an image block in your tile. Click to upload an image from your computer, insert an image from elsewhere using its URL, or add a photo from Unsplash;
You can also drag and drop images into xTiles!