Designer can't reach its service. Check the API base URL and Connection token under Settings → Kriti AI Designer, and that your server allows outgoing HTTPS requests.

Describe the section differently, set Section type yourself, or loosen the Style, Background and Layout options.

Install and activate the free Kriti AI plugin and set up an image provider. The help text under the checkbox explains exactly what's missing.

Previews use sample content, while your page uses your theme's real styles and your generated text. Use Try another design to compare designs in place, and press Ctrl+Z to go back.

Contact Support with your WordPress version, what you tried, and any message Designer showed.