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Remediate Your First PDF

In this tutorial, we’ll upload a PDF, let our tool propose accessibility tags for it, make one edit in the block-by-block editor, and publish an accessible PDF you can download. By the end, you’ll have a working accessible PDF in hand.

You’ll need a Content Studio account. If you don’t have one yet, start with Create your account. PDF projects are a Beta feature and require a paid plan — see the pricing page if you’re on Free.

Content Studio only edits the invisible accessibility layer, never how your PDF looks — see What PDF accessibility remediation means for details.

  1. In the sidebar, select New PDF Project. (The same button sits at the top of your My Projects page.) It carries a Beta badge, and a lock icon if your plan doesn’t include PDF work.
  2. Drag a PDF into the upload area, or click to choose one. Up to 100 MB.
  3. Give the project a name and set the Document language.
  4. Leave Quality and Output style at their defaults for now — the form shows the estimated credit cost as soon as it has read your page count.
  5. Select Create project.

Our tool reads through your PDF and proposes tags: headings, reading order, alt text for images, table structure, and more. You’ll see your project’s status update when it’s ready.

Click into your project to open the editor. Your PDF is broken into blocks — headings, paragraphs, images, tables, lists — each shown alongside the tag our tool proposed for it.

  1. Scroll through a page and notice the blocks lining up with what you see in the PDF preview.
  2. Find an image block. Notice it already has AI-written alt text describing what’s in the image.

Let’s make one edit so you can see how it works.

  1. Click the alt text on that image block.
  2. Rewrite it in your own words — a screen reader will read exactly what you type.
  3. Save your change.

Notice your edit is reflected immediately in that block. You can do the same with headings, tables, lists, and reading order wherever our tool’s proposal needs adjusting — the how-to guide on fixing PDF accessibility issues covers each block type.

When you’re ready, click Publish.

Content Studio applies your edits and finalizes the accessible version of your PDF.

Once publishing finishes, you’ll see download options: the tagged accessible PDF, an HTML version, or your original file. Click to download the tagged PDF.

Notice there’s also an audit report on the project, explaining in plain language whether your document meets the PDF/UA-1 accessibility standard — for example, “this document meets PDF/UA-1 — screen readers should read it correctly.”

You’ve uploaded a PDF, reviewed and edited an AI-proposed accessibility tag, published it, and downloaded an accessible PDF — one that looks identical to the original but now works with screen readers.