Fixes

Your EPUB files got corrupted? Here’s the fix

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3. Extract the EPUB file and archive it again

  1. Download and install WinRar or 7zip.
  2. During the installation, don’t forget to allow the application to create the shortcut in the contextual menu.
  3. Right-click on the corrupted EPUB file, and choose Extract here.fix corrupt epub
  4. Select all extracted files (it should be 3), right-click on one of them, and choose Add to archive.fix corrupt epub
  5. Replace the extension file format to epub and click OK at the bottom.fix corrupt epub

This simple trick seemingly helped a lot of users who were having a hard time with a corrupted EPUB file. The step is rather simple and all you need is an archiver, like WinRar or WinZip.

Basically, what you need to do is extract the content from an EPUB file and archive it again with the said third-party archiver. That will, hopefully, make it accessible again.

Although, a lot of this depends on the capabilities of your EPUB reader.


4. Convert EPUB

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A great solution to convert EPUB files in order to fix the issues is Epubor Ultimate.

You can convert a bunch of books to EPUB, PDF or Mobi, and the converted books will be displayed exactly the way they are, without data corruption.

The process is as simple as drag and drop: get books from the left side library, choose an output format, and click the Convert button.

That’s all you need to do, and this smart converter will fix your corrupted EPUB files.

This converter supports input formats: KFX, EPUB, PDF, AZW, AZW1, AZW3, AZW4, Mobi, PRC, TPZ, Topaz, TXT, and HTML.

It has the ability to convert these into EPUB, Mobi, AZW3, TXT, and PDF (Common font size and large font size).

The trial version is limited to 2 files only, which is enough for you to test its capacity and buy the product if you’re happy.

Get Epubor Ultimate

  1. Download and install Calibre.
  2. Set up Calibre, and add the corrupted EPUB file to the library.
  3. Right-click on the book and choose Convert books, and then Convert individually.fix corrupt epub
  4. In the top right corner, select the output format.
  5. You can go with the EPUB again or convert it to PDF.fix corrupt epub
  6. Click OK.

Another option is to use Calibre. Follow the above steps to successfully convert the EPUB to EPUB (or PDF).

Get Calibre

Other users managed to completely salvage the content of a corrupted EPUB file by converting it. The usual procedure is to convert it to a PDF format and move from there.

However, you can even convert an EPUB file to, well, EPUB. It sounds ludicrous but that’s allegedly a way to solve the problem.

So, if the PDF file format doesn’t suit your needs, you can use a converter to replicate the corrupted file.


 You can now read EPUB books with Microsoft Edge. Click here to see how


FAQ: How to open EPUB files

  • How can I open an EPUB file?

EPUB is one of the formats in which ebooks come in. In order to open these files, you will need software dedicated to opening ebooks. Our recommendation is Adobe Digital Editions.

  • How do I convert an EPUB file to PDF?

You can use Calibre (or one of the other ebook converters) to convert between file formats, such as EPUB to PDF. Simply follow the process described above to easily convert e-book formats.

  • What app opens EPUB files?

There are several apps you can use to open EPUB files: Adobe Digital Editions, Calibre, and more.

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Editor’s Note: This article was originally published in September 2018 and was revamped and updated in January 2021 for freshness, accuracy, and comprehensiveness.

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