Rita: Thank you for purchasing the TU7000 TV and for your review. To wirelessly connect the TV to your mobile device, go to Smartphone Screen Sharing (Smart View) in Connection Guide, and then try to connect. Home > Source > Connection Guide > Smartphone > Screen Sharing (Smart View) Your TV has a tuner that can scan for and automatically program local channels that will appear on your channel list. Plus, an antenna will help your TV find even more channels and improve the quality of the signal. If you are not receiving all channels. First, confirm that your coaxial cable is securely connected to the TV. Then, run Reset or Auto Program • Settings > General > Reset • Settings > Broadcasting > Auto Program I hope this helps with your issue. For further assistance, please contact Samsung Customer Support: 1-800-SAMSUNG (ask for TVs), available 8AM -12AM EST, 7 days a week Or visit us on the Samsung website and click on the ‘Support’ link in the upper right corner of the homepage for: 1) Contact Us Options (LiveChat, Remote Support, Facebook, Twitter) 2) Product Support 3) Manuals and Downloads 4) Warranty Info 5) Product Registration: Registering your product gives you access to easy warranty support, convenient opt-in to special promos and offers, faster troubleshooting and service, and quick notification of system updates 6) Samsung Community: A great resource for getting help from Samsung moderators and customers and more 7) …and more product, repair, order, and care options ~ Samsung Solutions