Hi,

Thank you for your feedback on the U8000H TV remote and interface.

Please know that Samsung’s privacy policies are designed to protect your personal information and ensure it’s handled responsibly.

We always request your consent before collecting any data, and we are committed to managing that information with the utmost care and transparency in accordance with our privacy guidelines.

Regarding the setup and navigation of your TV, there is a built-in guide you can access by going to Settings > Support > Tips and User Guides.

Next, if the image on your screen isn’t meeting your expectations, there are several settings you can adjust to improve the overall brightness and clarity of your screen.

First, try disabling certain energy-saving features that may be dimming the screen automatically. Go to: Settings > All Settings > General & Privacy > Power and Energy Saving, then turn off Brightness Optimization, Energy Saving Solution, Motion Lighting, and/or Contrast Enhancer.

Next, adjust the Picture Mode to better match your viewing environment: Settings > All Settings > Picture > Picture Mode and choose from the following:
• Dynamic – Brighter and clearer for well-lit rooms
• Standard – Balanced for most environments
• Movie – Ideal for watching in a dark room
• Eco – Designed for energy savings
• Filmmaker Mode – Preserves the creator’s original intent

You can also manually adjust brightness by going to: Settings > All Settings > Picture > Expert Settings > Brightness. Use the slider to set a level that suits your preferences (0–50).

We hope these tips help improve your viewing experience. If you need further assistance with setup or adjustments, feel free to contact Samsung Customer Support at 1-800-SAMSUNG (8AM – 9PM EST Mon – Fri, 8AM – 6PM Sat – Sun), or reach us via text anytime. You can also visit ‘Support’ on our website for:
• Live Chat
• Manuals, Software, & Warranty Info

~Samsung Advisor

Hi Unhappy,

Thank you for reaching out to us. If your TV isn’t finding a signal or channels are missing when connected to your cable box, please try the following steps:

1. First, make sure the external device (such as a cable box or antenna) is securely connected to your TV and powered on.
2. On your remote, press the left directional button to access the Connected Devices menu, then navigate to Sources to switch between input sources and confirm your TV is on the correct one.
3. If you're using a set-top box or cable box, double-check the broadcast signal or the network connection to that external device, as signal issues may be coming from the source itself.

If the issue continues or you need additional help with input settings or channel scanning, please don’t hesitate to reach out to Samsung Support at 1-800-SAMSUNG (8AM – 9PM EST Mon – Fri, 8AM – 6PM Sat – Sun). Our LiveChat agents are also available at the ‘Support’ link on our website.

~ Samsung Advisor