KDP only will allow this option on eBooks, and you'll edit or update your manuscript till seventy two hrs before your book’s launch day. Royalty prices for self publishing with Amazon KDP vary from 35% to 70% for ebooks, dependant upon your book’s pricing. Royalties are generally compensated out on https://maplepublishers.com/blog/what-are-the-top-book-cover-trends-awaits-us-this-year/