---
title: "\"Your PDF can't be converted\" error"
description: Find our full list of PDF recommendations here. If your PDF still won't convert, please contact support. You can re-upload your fixed PDF (or a different one) with the &quot;Try a different PDF&quot; button. 
---

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# "Your PDF can't be converted" error

### Common reasons for this error

1. **Your PDF isn't a PDF.** Publitas only accepts PDF files, so please ensure your PDF is a PDF!
2. **PDF is too big.** Conversion will fail if it takes too long to convert your PDF. We recommend a file size no larger than 300MB. [Click here to learn more about optimizing the PDF](https://support.publitas.com/optimizing-your-pdf-using-adobe-acrobat?hsLang=en).
3. **PDF page sizes are too big.** Avoid including large pages (width or height of more than 100cm/39 inches) within your PDF.
4. **Complex vector images**. Complex vector images are difficult for our convertor to process. We recommend either simplifying them or converting them to an alternative image type.
5. **Your PDF contains more than 5,000 links.** We support up to 5,000 automatically imported links.

### Still not working?

Find our full list of [PDF recommendations here](https://support.publitas.com/pdf-specifications-recommendations?hsLang=en).  
If your PDF still won't convert, please [contact support](mailto:support@publitas.com).

### Re-uploading your PDF

You can re-upload your fixed PDF (or a different one) with the "Try a different PDF" button. 

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