Hi tango, Thank you for sharing your experience with the TU7000 Crystal UHD TV. I am sorry to hear that you are seeing screen abnormalities. Please run a Picture Test to determine if the problem is caused by the TV. Picture Test displays a high-definition picture you can examine for flaws or faults. Go to Settings > Support > Device Care > Self Diagnosis > Picture Test If this occurs on all sources and the picture test, this will require service. - If you have an extended warranty you can reach out to them to have service processed. - If you're within the one-year warranty, please contact Samsung Customer Support to initiate service. - If you are past the time of warranty, please contact us for out-of-warranty service. You can reach us at 1-800-SAMSUNG (ask for TVs), available 8AM - 12AM EST, 7 days a week. For additional support resources, visit us on the Samsung website and click on the ‘Support’ link in the upper right corner of the homepage for: 1) Chat with Us/Product Help: To begin a chat or find solutions, choose ‘TVs & Home Theater’ and select your model & topic. 2) Register a Product: For access to easy warranty support, convenient opt-in to special promos and offers, faster troubleshooting and service, and quick notification of system updates. 3) Manuals & Software 4) Warranty Info 5) Contact Us ~ Samsung Solutions

Hi tmatu, Thank you for sharing details of the image issue you’re having. If your TV is out of the 1-year Manufacturer's Warranty, you can locate a service center in your area on Samsung's website. Go to Support (upper right corner) and select Schedule a Service Appointment. This will allow you to find a location nearest you to help you with your repair. Should you have additional questions or wish to troubleshoot the issue, please call us at 1-800-SAMSUNG, 8 AM - 12 AM EST, seven days a week. Or visit us on the Samsung website and click on the ‘Support’ link for: 1) LiveChat with an agent 2) Manuals, Software, & Warranty Info ~ Samsung Advisor