Samsung NU740D UN65NU740DFXZA Quick Start Guide

To connect your Samsung NU740D TV to Wi-Fi, go to Settings > General > Network > Open Network Settings > Wireless. Select your Wi-Fi network, enter the password, and follow the on-screen instructions to complete the connection.
If your Samsung NU740D TV has no sound, first check the volume level and mute settings. Ensure external devices are connected properly. Go to Settings > Sound > Sound Output to verify the correct output is selected. If the issue persists, perform a sound test from Settings > Support > Self Diagnosis > Start Sound Test.
To update the firmware on your Samsung NU740D TV, navigate to Settings > Support > Software Update > Update Now. Ensure your TV is connected to the internet for automatic updates. Alternatively, download the firmware from Samsung's website to a USB drive and install it via USB.
If the picture on your Samsung NU740D TV is not clear, check the display settings such as Picture Mode, Brightness, and Contrast in Settings > Picture. Ensure the input resolution matches the TV's native resolution. Reset the picture settings if needed or perform a Picture Test from Settings > Support > Self Diagnosis.
To perform a factory reset on your Samsung NU740D TV, go to Settings > General > Reset. Enter your PIN (default is 0000) and follow the on-screen instructions. This will restore the TV to its original settings, so backup important data beforehand.
Yes, you can control your Samsung NU740D TV using a smartphone by installing the SmartThings app. Connect your TV and smartphone to the same Wi-Fi network, open the app, and add your TV to control it remotely.
If your Samsung NU740D TV turns off by itself, check the sleep timer settings in Settings > General > System Manager > Time > Sleep Timer. Additionally, disable the Auto Power Off feature in Settings > General > Eco Solution. Ensure the power cord is secure and try resetting the TV if the problem persists.
For optimal gaming on your Samsung NU740D TV, enable Game Mode by going to Settings > General > External Device Manager > Game Mode Settings. Adjust the picture settings like Brightness and Contrast under Settings > Picture for the best experience.
To maintain your Samsung NU740D TV, regularly clean the screen with a soft, dry cloth. Avoid using harsh chemicals. Ensure proper ventilation by keeping the TV in a well-ventilated area. Periodically check and update the software to enhance performance.
To enable subtitles on your Samsung NU740D TV, press the Home button, go to Settings > General > Accessibility > Subtitle Settings, and turn on the Subtitle option. You can also adjust the subtitle settings to your preference.