KDP Hardcover Formatting
When you create a paperback book on KDP, you need to format and upload two files: a manuscript file, which is the interior of your book including front matter, body matter, and back matter, and a cover file, which is the outside of your book including the front, back, and spine.
reference image from amazon kdp
Having your book manually formatted by a professional that meet complex, professional-standard design specifications for kdp Hardcover ( print ) can cost anywhere from $120 to $2000 according to complexity and delivery timeline. Feel free to ask for SankalpArt's Book Publishing Packages!
KDP Children's Book Formatting
KDP E-Book Formatting