If you're having trouble getting a library book from Amazon's website onto your Kindle, we recommend redelivering it to your Kindle from your Amazon account.
Go to Your Content and Devices on Amazon's website, select your book, and click Deliver.
If that doesn't work, we recommend contacting Amazon support.
You can read most borrowed ebooks with Kindle (available in the U.S. only). To send a book to Kindle and read it there: