I recommend that you follow these steps here If these steps do not work then your unit will require service. Please feel free to reach out to us directly via one of the following options and include a link to this thread. 1. Facebook Messenger: http://m.me/samsungsupport 2. Twitter: https://twitter.com/messages/compose?recipient_id=18768513 3. Or you can use the following link below to request service. https://www.samsung.com/us/support/service/   ... View more