How to have Google show large preview images for your sites

A tip from Philipp Lenssen: if you add these meta tags to your website, it's better for SEO as it will have larger preview images.

<meta name="robots" content="max-image-preview:large">

Sources:

• https://developers.google.com/search/case-studies/large-images-case-study
• https://developers.google.com/search/docs/advanced/robots/robots_meta_tag

The following will allow snippets of any size:

<meta name="robots" content="max-snippet:-1">