How to Set a Default Kindle Device or App for Amazon E-books
Amazon.com: Manage Kindle Content and Devices in my Account: The step-by-step guide on how to manage your contents, multiple books, change default device and settings ... and Kindle Step-by-Step User Guide Book
Amazon.com: How to Add a Device to My Kindle Account: A Complete Guide on How to Add Kindle Device to My Account, How to Connect Your Digital Devices to Your Amazon Account (
Amazon.com: Manage Kindle Content and Devices in my Account: The step-by-step guide on how to manage your contents, multiple books, change default device and settings ... and Kindle Step-by-Step User Guide Book