Kindle Fire and Kindle Fire HD both are products of Amazon. They are reading devices that helps users to read their favorite books and novels, TV show, games through a high definition. Both the devices are wireless through which you can read your all the books and novels. If Amazon Silk Not Working on your Kindle device then just contact to Kindle Support Number 1866-947-8499 which is toll free and here the support team of Kindle will resolve your issue easily.