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FeedBoss Documentation

LinkedIn Carousel Generator & Maker

Create PDF carousels for LinkedIn with AI. Generate a full set of slides from one prompt in the Image Studio, edit any slide with AI, and download as a PDF.

Carousels are one of the most engaging formats on LinkedIn. FeedBoss generates a full set of slides from a single prompt and lets you edit any one of them with AI.

There are two ways to make a slide-based post in FeedBoss, and picking the right one first saves the most time:

  • Carousel (this page) is a set of AI-generated slide images. You steer it with prompts and AI edit actions. Best when you want a designed, illustrated look you did not have to lay out yourself.
  • Slide Decks are editable text slides. You retype text inline, restyle, drag to reorder, add and remove slides, and export to PowerPoint as well as PDF. Best when the words matter more than the artwork, or when you need to hand the file to someone else.

Both end up on LinkedIn the same way, as a PDF document post.

Method 1: From the Image Studio

  1. Open the Studio from the workspace sidebar.
  2. Switch the format chip to Carousel.
  3. Describe your content in the prompt (up to 6,000 characters). Optional: click Refine to expand a rough brief into a render-ready prompt.
  4. Pick a style, choose a curated style preset, or attach style references (up to 2 images) and let the AI analyze the look. Style preset and style reference are mutually exclusive: if you attach a style reference, the analyzed style takes over.
  5. Add subject or logo references (optional), up to 2 subjects and 1 logo, capped at 4 references total.
  6. Generate. The carousel streams in slide by slide; the loading card shows live progress (e.g. 3/8 slides). When it finishes, it opens for review and also lands in Recents.

Method 2: From the post composer

Open a post, click Spice Up Your Post, and choose Quick generate. Set the format to Carousel, generate, then click Add to Post to attach it to the post you already have open.

Method 3: From a saved template

Open the Templates section in the Studio with the format set to Carousel. Each card shows a preview and a Use Template button, with Full preview if you want to see it larger first. Carousel templates are curated style systems (editorial, bold modern, hand drawn, 3D clay, neo-brutalist, risograph, comic book, and more), so they control the look and you supply the content.

Open a carousel from Recents in the Studio, or from an AI chat thread that produced one. You get the slide filmstrip along the bottom, the current slide in the middle, and a Slide X of N counter. Preview switches to a full-bleed, slide-by-slide view for checking the whole set.

AI editing, slide by slide

Every slide takes the same nine AI edit actions as any Studio image:

  • Add an element, Remove an element, Replace an element, targeted changes to one part of the slide.
  • Change background, Change lighting / weather, Apply a style, changes to the whole slide.
  • Edit text in image, Translate text, change rendered text without rebuilding the slide.
  • Freeform edit, anything else, described in plain language.

Brush masking. Add, Remove, Replace and Freeform accept a brush mask so you can paint exactly the region to change. The brush toolbar has a size slider (or the [ and ] keys), undo and redo, and Clear. Masking requires a workspace on the OpenAI image provider; the Gemini image API has no mask parameter, so the brush is hidden there.

One-click element removal. Choose Remove an element and FeedBoss analyzes the slide (this takes roughly 15 to 30 seconds), then marks what it found. Click the items you want gone and press Remove (N). It masks them out and rebuilds the background behind them.

Before and after. When an edit lands, a slider lets you drag to compare the original with the result, then Keep it or Edit again.

See the Image Studio docs for the full edit-action reference.

Editing several slides at once

Click Edit multiple, tick the slides you want, type one instruction (for example recolor to the brand palette or make the headlines bigger), and click Apply to N slide(s). This costs 50 credits regardless of how many slides you selected, so batching is cheaper than editing slides one at a time.

Removing slides

Hover a slide in the filmstrip and click the to delete it. FeedBoss confirms first, keeps the rest of the carousel, and rebuilds the PDF. To remove several, use Select slides, tick them, and click Delete.

A carousel cannot go below two slides, so the delete controls switch off at that point.

Starting a variation

Use this prompt takes the prompt behind the slide you are looking at and loads it into the Studio’s main prompt bar, ready for you to adjust and generate again. It does not overwrite the carousel you have; it starts a new one.

NOTE

Adding a slide to an existing carousel, and reordering slides, are not available for AI carousels. If you need to restructure a set after the fact, either regenerate with a revised prompt or build it as a Slide Deck, where slides can be added, removed, and dragged into any order.

Export & publish

  • Download PDF: LinkedIn requires carousels to be uploaded as PDFs. The PDF is rebuilt automatically whenever you edit or delete a slide, so what you download always matches what you see.
  • Add to post: click Add to post, pick a draft or scheduled post from the list, and confirm with Add. The post keeps a reference to the carousel rather than a copy, so any later slide edits are reflected in the post automatically, with nothing to re-attach.
  • Publishing happens from the post itself, using Publish or Schedule in the post composer.

To see a carousel already attached to a post, open the My Posts tab and click Read More on the post.

IMPORTANT

A LinkedIn post can carry one carousel. You cannot attach several carousels, infographics or images to the same post, and you cannot attach one carousel to several posts.

NOTE

The Canvas editor, the drag-and-drop design surface that carousels used to open in at /workspace/[id]/canvas, was retired on 18 June 2026 and replaced by AI slide editing here and by Slide Decks for hands-on editing. Carousels you built in it are still readable: open one and it renders as it always did, in view-only mode.