Render / refine: select it and use the chat bar (Image category) to restyle or refine, or right-click → AI Tools for Remove Background, Upscale, New Angle, New Perspective, Change Aspect Ratio, or Extract Color Palette. See Image AI tools.
Organize:Group selected nodes from the selection toolbar, align / grid-arrange them, or ask the Framo agent to "arrange these in a grid" (it proposes a canvas action you apply with one click). See The Agent (Skills Chat).