Leanpub

If your EPUB file is greater than 20 MB in size, you will not be able to upload it. If your EPUB won't upload and it is less than 20 MB in size, please contact leanpub support at <a href="mailto:hello@leanpub.com" target="_blank" rel="nofollow noopener noreferrer">hello@leanpub.com</a>.

Keywords: upload, EPUB, problem, can't, doesn't work, fails

I can't upload an EPUB file using the "Upload" mode. What is going wrong?

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