Troubleshooting

LINE link previews showing a blank card or stale image? LINE has no debugger and hides its cache rules — fix it with HTTPS and a ?v=1 cache-bust.

Pinterest link previews showing the wrong image? Learn how PinterestBot reads OG tags, the 600px rich pin rule, and how to validate and fix pins for good.

TikTok link previews not showing? Learn how TikTok's crawler reads your OG tags, the image specs for bio links and DMs, and how to fix blank cards for good.

Instagram link previews not showing? Learn how Meta reads your OG tags, the image specs for DM and Story link cards, and how to fix blank thumbnails for good.

YouTube link previews not showing? Learn how YouTube reads OG tags, the image specs that work, and how to fix blank link cards before you publish.

Reddit link posts not showing a thumbnail? Learn how Reddit reads OG tags, the image specs that work, and how to fix blank previews before you post.

Google Chat link preview not showing an image? Learn how Google Chat reads OG tags, the image specs that work, and how to fix blank previews for good.

Microsoft Teams link preview not showing an image? Learn how Teams reads OG tags, the image specs that work, and how to fix blank previews for good.

Telegram link preview not showing or showing the wrong image? Learn how Telegram reads OG tags, the image specs that work, and how to force a fresh preview.

Slack link preview not showing or showing the wrong image? Learn how Slack unfurls Open Graph tags, the image specs that work, and how to fix it fast.

Your Facebook link preview shows no image? Fix it with our step-by-step guide. Test with the Sharing Debugger, use our OG Checker, and generate the right image size.