Kindle Direct Publishing (KDP) fails to convert manuscript PDFs larger than 650MB. Compress your book PDF here before uploading to avoid conversion errors.
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āKDP manuscript PDFs larger than 650MB will fail to convert ā files must be under 650MB for successful upload.KDP Help ā
āAll images in a KDP PDF should be at least 300 DPI for acceptable print and eBook quality.KDP Help ā
āFonts must be fully embedded in the PDF before exporting to KDP ā unembedded fonts may render incorrectly.KDP Help ā
āKDP PDFs must not be locked or encrypted. Password-protected files will be rejected.KDP Help ā
āCrop marks, trim marks, bookmarks, and comments should be removed from the PDF before uploading to KDP.KDP Help ā
ā Frequently Asked Questions
What is the maximum PDF size for Kindle Direct Publishing?+
650MB. Manuscript PDFs larger than 650MB will fail to convert on KDP. Compress your PDF below this limit before uploading.
Why does my KDP PDF fail to convert?+
The most common causes are: file size over 650MB, encrypted or locked PDF, unembedded fonts, or images below 300 DPI. Compress the file and ensure fonts are embedded before re-uploading.
What DPI should images be in a KDP PDF?+
At least 300 DPI for acceptable quality in both print and eBook formats. Lower resolution images may appear blurry in the final published book.
Does KDP accept encrypted PDFs?+
No. PDFs must be unencrypted and unlocked. Remove any password protection before uploading to KDP.