why is my kindle app not downloading books

Look up words, people, and places while you read.Go to the Aa menu in your book to get started. Read comfortably day and night with adjustable brightness and background colors. Customize your text size, font type, margins, text alignment, and orientation (portrait or landscape)-and choose whether to turn pages from left to right or continuously scroll. Explore these reading features in the Kindle app:

Turn your iPhone or iPad into a book with the free Kindle app-so you can read anytime, anywhere. Kindle Vella and In-App purchase of Tokens are currently only available in the US. Tokens may only be used to unlock Kindle Vella story episodes and are available for In-App purchase. The first three episodes of every story are always free-after that, purchase Tokens and redeem them to unlock episodes.

Kindle Vella brings you stories released one short episode at a time.

Over 1,000 books, magazines, comics, and more included with Amazon Prime.

Kindle Unlimited members can enjoy unlimited reading and listening, with the freedom to explore over 1 million titles, thousands of audiobooks, and current magazines.

Explore Amazon Charts best sellers and titles across genres like romance, science fiction, children’s books, self-help, religion, nonfiction, and more-and try any book with a free sample straight from the Kindle app. Choose from over six million Kindle books (including those with Audible narration), magazines, and comics and start reading in seconds.

Read the books you buy on Amazon in the Kindle app.

Kindle Unlimited and Amazon Prime members can select and download Kindle books directly in the app. Kindle books you have purchased on Amazon will automatically appear in your app. On the bus, on your break, in your bed-never be without a book.

Why is my kindle app not downloading books