Open the Libby app or website
Sign in with your library card
Find the ebook you want to borrow
Check that the ebook is available in Kindle format
Tap Borrow
Open the loan
Tap Read With…
Select Kindle
Sign in to your Amazon account if prompted
Choose the Kindle device or Kindle app you want to send the book to
Tap Get Library Book on Amazon
Complete the checkout on Amazon
Sync your Kindle device or app
Open the book in your Kindle library