How to Solve Samsung Smart TV Screen Flickering Problem: A Clear Guide

Samsung Smart TVs are known for their high-quality displays and user-friendly interfaces. However, some users may experience a common issue of screen flickering, which can be quite frustrating. Screen flickering can be caused by a variety of reasons, including faulty hardware, outdated software, or incorrect display settings.

Fortunately, there are several steps that users can take to solve the Samsung Smart TV screen flickering problem. One of the first things to check is the TV's ambient light detection settings. Disabling this feature can often resolve screen flickering issues. Additionally, users can try restarting the TV, checking connected cords, and changing the video source.

If these basic troubleshooting steps do not resolve the issue, users can also try updating the TV's software, adjusting the minimum backlight, changing the refresh rate, running a self-diagnosis, resetting picture settings, or even performing a factory reset. It is important to note that some of these steps may require advanced technical knowledge, so users should proceed with caution and seek professional assistance if necessary. With the right approach, however, most Samsung Smart TV screen flickering problems can be resolved quickly and easily.

Understanding The Problem

Samsung Smart TV is a popular choice among consumers for its advanced features and high-quality display. However, users may encounter issues with screen flickering, which can be frustrating and disruptive to their viewing experience. The problem can manifest in various ways, such as horizontal lines or a flickering screen.

The most common cause of screen flickering on Samsung Smart TVs is a weak or unstable signal. This can occur due to a variety of factors, such as a poor antenna connection, interference from other electronic devices, or a weak broadcast signal. In some cases, the issue may be related to the TV's software or hardware.

To troubleshoot the problem, users should first check the antenna and signal information to ensure that they have a strong signal. They can also try adjusting the minimum backlight or changing the refresh rate to see if that resolves the issue. If the problem persists, they can run a self-diagnosis or reset the picture settings to their default values.

It is also important to note that screen flickering may be caused by external factors, such as a faulty HDMI cable or an incompatible video source. Users should check the connected cords and change the video source if necessary. Additionally, they can contact Samsung customer support for further assistance.

Common Causes of Flickering

Samsung Smart TVs are known for their high-quality displays, but even the best displays can experience flickering. Flickering can be caused by a variety of factors, including software issues, hardware issues, external factors, screen settings, and power issues. In this section, we will discuss the most common causes of flickering and how to troubleshoot them.

Software Issues

Software issues can cause flickering on Samsung Smart TVs. If the TV's firmware is outdated or has a bug, it can cause flickering. Updating the firmware to the latest version can often fix the problem. To update the firmware, go to the TV's settings menu, select "Support," and then select "Software Update." If an update is available, follow the on-screen instructions to download and install it.

Hardware Issues

Hardware issues can also cause flickering on Samsung Smart TVs. Damaged cables, loose connections, and malfunctioning hardware components can all cause flickering. If the issue is with the LVDS or ribbon cable, it may need to be replaced. If the issue is with the TV's power supply, it may need to be repaired or replaced.

External Factors

External factors can also cause flickering on Samsung Smart TVs. If the TV is not receiving a strong enough signal, it may flicker or freeze. This can be caused by a weak antenna connection, a damaged external input cable, or a weak signal from the set-top box. Interference from other electronic devices can also cause flickering.

Screen Settings

Screen settings can also cause flickering on Samsung Smart TVs. If the TV's brightness is set too high, it can cause flickering. Adjusting the brightness and other picture settings can often fix the problem. To access the picture settings, press the Home button on the remote, select "Settings," and then select "Picture."

Power Issues

Power issues can cause flickering on Samsung Smart TVs. If the TV is overheating or consuming too much power, it may flicker or shut off. Enabling the TV's eco solution or energy-saving mode can often fix the problem. Adjusting the minimum backlight and refresh rate can also help reduce power consumption. To access the eco solution and energy-saving mode, press the Home button on the remote, select "Settings," and then select "General."

Troubleshooting Steps

If you're experiencing screen flickering on your Samsung Smart TV, there are several troubleshooting steps you can take to resolve the issue. The following sub-sections cover the most common troubleshooting steps in detail.

Software Troubleshooting

One of the first things to check is whether your TV's software is up to date. A firmware update may fix any bugs or glitches causing the screen flickering. Check for software updates by going to "Settings" > "Support" > "Software Update" on your Samsung Smart TV.

Hardware Troubleshooting

If the software update does not resolve the issue, the next step is to check for any hardware issues. Check the HDMI cable connection and make sure it is securely plugged into both the TV and the external device. Damaged cables can also cause screen flickering, so inspect the cables for any signs of damage.

External Device Troubleshooting

If the flickering only occurs when using an external device, such as a set-top box, check the external input cable for any damage or loose connections. If the antenna is the source of the issue, check the antenna connection and signal strength. Signal noise or interference can also cause screen flickering, so try moving the antenna or adjusting its position.

Screen Settings Adjustment

Adjusting the TV's picture settings may also help resolve the issue. Reduce the brightness or adjust the minimum backlight to reduce screen flickering. Changing the TV's refresh rate may also help. Go to "Settings" > "Picture" > "Expert Settings" > "Auto Motion Plus" to adjust the refresh rate.

Power Supply Troubleshooting

Overheating or power consumption issues can also cause screen flickering. Check the TV's power supply and make sure it is not overheating. If the TV has an Eco Solution or Energy Saving mode, try turning it off. Power cycle the TV by unplugging it for a few minutes to discharge any residual power.

Factory Reset

If none of the above steps resolve the issue, a factory reset may be necessary. This will erase all settings and return the TV to its original state. Go to "Settings" > "Support" > "Device Care" > "Self Diagnosis" > "Reset Smart Hub" to perform a factory reset.

By following these troubleshooting steps, you can resolve most screen flickering issues on your Samsung Smart TV.

When to Contact Samsung

If the troubleshooting tips mentioned in the previous section do not solve the screen problem on your Samsung Smart TV, it may be time to contact Samsung for assistance. Here are some scenarios where you may need to contact Samsung:

  • If the flickering issue persists after trying all the troubleshooting steps.
  • If you notice other problems with your Samsung TV in addition to the flickering issue.
  • If your Samsung TV is still under warranty and the flickering issue is covered under the warranty.
  • If you are unsure about performing any of the troubleshooting steps and need guidance from a Samsung expert.

When you contact Samsung, you will need to provide the following information:

  • The model number of your Samsung TV
  • The serial number of your Samsung TV
  • The date of purchase of your Samsung TV
  • A detailed description of the flickering issue and any other problems you are experiencing

You can contact Samsung in several ways, including:

  • Phone: You can call Samsung's customer support line and speak to a representative who can assist you with your problem. The phone number for Samsung's customer support can be found on their website.
  • Live Chat: You can also chat with a Samsung representative online and get help with your problem. The live chat option is available on Samsung's website.
  • Email: If you prefer to email Samsung, you can do so by filling out a form on their website. A Samsung representative will respond to your email within 24 hours.

When you contact Samsung, be sure to have your TV's model and serial numbers ready. These numbers can be found on the back of your TV or in the TV's settings menu. Also, be prepared to describe the flickering issue in detail and provide any additional information that may be helpful in resolving the problem.

Overall, if you are experiencing screen problems with your Samsung TV, do not hesitate to contact Samsung for assistance. They have a team of knowledgeable and experienced representatives who can help you solve the problem and get your TV back to working properly.


Screen flickering on a Samsung Smart TV can be caused by various factors such as picture settings, external connections, source devices, hardware issues, and more.

With the right knowledge and troubleshooting steps, users can successfully resolve screen flickering issues on their Samsung Smart TV and enjoy uninterrupted viewing experiences.