Link previews and social images
Open Graph tags, og:image, Twitter cards and image sizes, and how to fix a link preview that shows the wrong picture or none.
What is Open Graph? The meta tags behind link previews
The Open Graph tags a page needs, how platforms use them to build link previews, and why previews go stale.
4 min read
What is og:image? How the link preview image is chosen
What the og:image tag tells social networks, what happens when it is missing, and why old images linger.
4 min read
OG image size: The right dimensions for link previews
The size to use for an Open Graph image, why dimensions alone do not guarantee a preview, and how to check.
3 min read
OG image generators: How to make share images automatically
How OG image generators work, three ways sites make share images, and how PressQueue draws one for each post.
5 min read
What is a link preview, and how do you control yours?
What a link preview card shows, which parts your site controls, and how to manage previews in messaging apps.
5 min read
Twitter Cards (X Cards) explained: Tags, types and images
The tags X reads to build a link card, the two card types most sites need, and the image rules to follow.
6 min read
Twitter Card Validator: How to check X link previews now
Why the Twitter Card Validator no longer shows a preview, and how to check an X link preview today.
3 min read
LinkedIn Post Inspector: How to check and refresh link previews
Using LinkedIn Post Inspector to check and refresh a link preview, and what it cannot change in old posts.
3 min read
Facebook Sharing Debugger: How to fix link previews
When to use Facebook's Sharing Debugger, what Scrape Again does, and why old posts may keep the old preview.
3 min read
Facebook link preview not showing an image? How to fix it
Why Facebook may show no image or the wrong one for your link, and the checks that fix it.
4 min read
LinkedIn link preview not showing an image? How to fix it
What an old, missing or small LinkedIn preview image means, and how to refresh it with Post Inspector.
3 min read
LinkedIn image sizes for posts and link previews
The image sizes to use for LinkedIn posts and link previews, and how LinkedIn picks the preview image.
3 min read
X (Twitter) image sizes for posts and link cards
Starting sizes for X post images and link cards, and why a link card takes its image from the webpage.
5 min read
WordPress featured image size for themes and social sharing
Why there is no single featured image size, how to register one for your theme, and what social previews need.
5 min read
How to add Open Graph tags to WordPress
Check whether your WordPress site already outputs Open Graph tags, then set a clear sharing image per post.
3 min read