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How can I preview a blog post in full screen before publishing on Webflow?

TL;DR
  • Open the post in Webflow Designer’s CMS Preview Mode and collapse side panels or press Shift + P for a full-screen view.
  • For external preview, publish to your Webflow staging domain (e.g., yourproject.webflow.io/blog/slug), since unlisted previews aren’t supported.

To preview a blog post in full screen before publishing on Webflow, you'll need to use the Designer’s built-in features with the CMS Preview mode.

1. Use Preview Mode in the Webflow Designer

  • Open your project in the Webflow Designer.
  • Navigate to the CMS Collections panel, usually on the left toolbar.
  • Click on your blog post Collection (e.g., “Blog Posts”), then select the item you want to preview.

2. Activate Preview Mode

  • In the top-left corner, click the “eye” icon (called Preview mode).
  • This will render the page as it would appear live, including all dynamic content.
  • If your CMS item uses a Template Page (e.g., yourdomain.com/blog/slug), Webflow will simulate that based on the selected item.

3. Make the Preview Full Screen

  • Collapse the left and right panels by clicking the arrows (chevrons) found on each side of the Designer.
  • This gives you a full-width preview close to full screen.
  • Alternatively, you can use “present mode” from the Design menu or just press Shift + P to enter Preview quickly.
  • Webflow currently does not support a full preview via unlisted URLs (like a true published preview).
  • Preview only works inside the Designer unless you Publish to a staging domain (e.g., yourproject.webflow.io).

5. Optional: Publish to Staging for External Preview

  • In Designer or Dashboard, click Publish, then choose only your Webflow.io staging domain.
  • View your blog post live at yourstagingdomain.webflow.io/blog/slug.
  • This allows you (or a client) to preview the post outside the Designer before it goes live on the main domain.

Summary

To preview a blog post in full screen, open it in the Designer’s CMS Preview Mode, collapse panels for a full-width view, or publish to staging for a full functional preview. Webflow does not offer unlisted browser-based previews prior to publishing.

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