To enable 4K resolution on your Samsung TV, follow these steps: Press the Home button on your Samsung Smart Control to access the Home Screen. Using the Directional pad on your remote, navigate to and select Settings. Select Picture, then select Expert Settings. Using the Down Directional button, scroll down the list until you reach HDMI UHD Color. Select HDMI UHD Color, then select the HDMI port number and turn on the option. Finally, restart the TV so that your actions take effect.
Alternatively, you can also enable 4K resolution on your Samsung TV by following these steps: Press the Home button on your Samsung Smart Control to access the Home Screen. Navigate to Settings, then select Picture. Select Special Viewing Mode, then select Sports Mode. Within the Special Viewing Mode category, select the HDMI UHD Color option. Select the HDMI port number and turn on the option. Restart the TV so that your actions take effect.
Also worth reading: What is the best free AI video upscaler software to convert low-resolution footage to 4K? · What are the most effective AI video restoration techniques in 2026 for achieving pristine 4K resolution? · What is the definitive RTX Video Super Resolution benchmark for 2026 and which GPU delivers the best AI upscaling performance?
Either method will enable 4K resolution on your Samsung TV, providing you with a sharper and more detailed picture. Note that you may need to check your TV's specific settings and menu options to ensure that 4K resolution is available and enabled.