Hi Zinzoid, Thank you for your feedback on the sound quality of your Samsung U8000F TV. First, ensure your TV is running the latest firmware: Home > Settings > Support > Software Update To improve your sound, try different Sound Modes (Standard, Optimized, Amplify), or fine-tune your setup in Expert Settings under: Settings > All Settings > Sound. To explore picture mode options, navigate to: Home > Left directional button > Settings > All Settings > Picture > Picture Mode. Options include: • Standard – Ideal for general viewing • Dynamic – Brighter and more vibrant for well-lit spaces • Eco – Optimized for energy efficiency • Movie – Best for viewing in low light • Filmmaker Mode – Preserves the content creator’s intent and disables motion smoothing for supported content You can further customize your image by going to: Settings > All Settings > Picture > Expert Settings, where you can adjust Brightness, Contrast, Color Tone, Sharpness, Contrast Enhancer and more. If you’d like help finding the best settings for your preferences, please don’t hesitate to contact Samsung Support at 1-800-SAMSUNG, available 8AM – 12AM EST, 7 days a week. You can also LiveChat with an agent or explore additional resources on our website by clicking the ‘Support’ link. ~ Samsung Advisor

Hi Copycatjet4, Thank you for reaching out to us. The coax cable is located on the back of the TV. For further setup assistance, please utilize this guide. You can also call us with any questions you may have. Call us at 1-800-SAMSUNG, 8AM - 12AM EST, 7 days a week. You can also LiveChat with an agent at the ‘Support’ link on our website. ~ Samsung Advisor