Samsung Smart TVs are some of the most reliable, but not all TVs are perfect.

The most frequent issues with Samsung are caused by internet connectivity problems. Other issues are caused by glitches in operating systems, power supply failures, or low memory.

You will see an error code depending on the problem. These error codes will give you an indication of the problem and possible causes.

You won’t receive error codes for certain issues, such as lines on your screen, distorted sounds, or poor picture quality. These issues are difficult to fix and diagnose.

The first step to fixing a Samsung Smart TV that isn’t working is to identify the root cause. It will be easier to troubleshoot once you have identified the problem.

How to troubleshoot your Samsung Smart TV

This guide will address a variety of issues that Samsung Smart TVs may encounter and offer detailed troubleshooting tips to resolve them.

Samsung TV does not connect to Wi-Fi

Photo: Samsung

Start by going to Settings > General > Network Settings > Wireless if your Samsung TV is unable to recognize a particular wireless network.

Verify that your TV has correctly listed your Wi-Fi network. You’ll need to verify that your TV has not hidden your network if it isn’t listed. Select Add and then enter the network name.

can also try each step:

  • Reboot your network equipment or power cycle it: Unplug the router and modem from the TV and plug them back in. Reconnect them and connect to the network.
  • Reset your TV. Goto Settings > Support > Self-Diagnosis > Reset. Enter your PIN (default is 0000). Reconnect your TV after the reset.
  • Search for updates to software and install them, if they are available: Click on Settings > Support > Software Upgrade > Update Now.

Perform a network status check to determine if your TV is not able to connect to the internet. Go to Settings > General > network > network status.

Take the test and be attentive to any errors. You will be able to fix the problem by looking at an error message.

Samsung TV does not recognize the cable box

When you connect the cable box to your Samsung TV, it should be recognized automatically. If it doesn’t recognize the cable box, press Source on the remote and select it.

Alternatively, you can navigate to the Source via the on-screen menu. Next, change to the HDMI port that you used to connect the cable box. Make sure that the cable box is powered on.

The problem may also occur if your HDMI ports are having problems. You can try reconnecting the HDMI cable or connecting to another HDMI port.

Samsung Smart TVs don’t allow apps to be installed

Try these solutions if your Samsung TV won’t install apps

  • Unplug your TV’s power source.
  • Sign out of the app that is causing the problem.
  • Verify that your Samsung Smart TV is connected to the internet.
  • Verify the router settings.
  • Check your streaming plan.
  • Check that your TV is running the most current firmware.

You can also restore your TV’s factory settings. Go to Settings > General > Setup > Enter your PIN as 0000 > Click Reset.

After you have completed the steps, you can connect to the internet and attempt to install the app. If you want to install 3 third apps, there are different ways to do it.

Samsung TV does not respond to remote

This is the most common problem with Samsung Smart TVs. This is why we have created a complete troubleshooting manual. There are many ways to resolve this problem.

  • You can reset the remote by taking out the batteries and pressing the Power button for 8 seconds. Then, you can re-use the remote.
  • Use a digital camera to check if the remote sends an IR message. The remote should be pointed at the camera on your phone. Next, press the Power button. To check if a colored light comes from the remote, look at the screen. This indicates that the device is functioning well.
  • Make sure to clean the touch controls at the TV’s bezel and then try again.

You could also replace the batteries and try again.

Samsung TV does not turn on, but a red light continues to blink.

If your Samsung TV does not turn on but the red light blinks, this means that the surge protectors are worn or the power supply is insufficient.

The protectors won’t provide the required voltage for your television in this case. It is best to verify that the protectors are functioning properly.

If your TV does not respond, this could indicate that your TV has hardware problems beyond your control. For further assistance, it is best to visit the nearest Samsung Support Center.

Samsung TV does not connect to a Samsung server

Here are some things to do if your Samsung TV does not connect to the Samsung server

  • Try again by power-cycling the TV.
  • To test if your unit can connect, set up a connection to a mobile hotspot. If it doesn’t, your router is the problem.
  • Go to Settings > > Internet > Status to check the TV’s network status.
  • Navigate to Settings > > Internet > Reset network. Reconnect once you have completed the reset.

You can also power-cycle your router and modem. An Ethernet cable is recommended for wireless connections. This durable cat8 Lan cable from DbillionDa is recommended if you don’t have one.

Samsung TV does not show pictures

Try these steps to fix your Samsung Smart TV’s picture problems:

  • Verify that the red standby light on the TV is turned on. If the red standby light is on but the TV does not show pictures, turn it off and press the power button either on the remote or the TV.
  • If your TV won’t turn on or the red standby light doesn’t blink, you can press any button except the Power button.
  • After 30 seconds, unplug your TV from the power outlet. Then plug it into a functioning outlet.
  • To request service, visit the Samsung Support Center if you notice dots, spots, or lines. A cracked screen may be indicated by lines on the screen.
  • Turn off LED Clear Motion if your TV’s picture is fading. Go to Settings > Picture> Expert Settings > Auto Motion + Settings > Custom > LED Clear Motion
  • To perform a picture test, go to Settings > Help > Self-Diagnosis > Pictures Test. To fix the problem, follow the instructions on the screen.
  • You can turn off energy savings by visiting Settings > > Eco Solution. Turn the option off.

Adjusting the TV settings can resolve specific problems with your Samsung Smart TV.

Samsung TV does not recognize HDMI

Amazon Photo

If your Samsung TV fails to recognize an HDMI Cable, it could be that you have chosen an incorrect source or are using a damaged one.

You can however troubleshoot the issue by following these steps:

  • To verify that the device is powered on, press the power button.
  • The source port on your TV should be the same as the one you used to connect your device. HDMI port 1 should be used for devices that are connected to HDMI.
  • Reconnect both ends of the HDMI cable and disconnect it.
  • Connect the HDMI cable to another port.
  • Test it by connecting a different device via the HDMI port to see if it works. If it works, contact the manufacturer to schedule repairs or replace the device.

If your external device and cable are not working properly, your TV or HDMI ports may be malfunctioning. To request repairs, please visit the Support Center.

If the cable is not working properly, you will need to replace it.

Samsung TV does not support apps

Samsung Smart TV can be used to download and install apps, just as you would with a smartphone. Sometimes, however, apps may encounter issues and stop working or become unaccessible on the Samsung Smart TV.

Here’s how to troubleshoot the problem:

  • Turn off all connected devices by disconnecting your modem and router. Do not disconnect any Ethernet cables. However, remove the power cords.
  • Connect your devices one at a time and wait until your TV establishes a connection.
  • Turn on the TV by plugging it back in.

Check the apps to see if it fixes the problem. If this fails, you can try Samsung TV software updates. Click on Settings > Support > Software Update and select Update Now.

Factory resetting your TV is an extreme option. However, you would need to download and install all the apps again.

Samsung TV Smart Hub will not work

Samsung Smart Hub allows you to access all apps on your Smart TV. It is possible to reset the device if it stops working. Here’s how to do it:

  • Click here to go to Settings
  • Select Support
  • Self-diagnosis
  • Reset Smart Hub.

You can also reset your Smart Hub by going to Settings > Support > Device care > Self-diagnosis. This Smart Hub troubleshooting guide contains more information.

Reset Smart Hub and then open it again to access your apps. If you need a password, please enter the default as 0000.

Samsung TV shows a dark screen

Many users may be concerned about a darkened screen. Sometimes, the screen may be too dark due to an off-screen TV. If the sound is heard but no images are displayed, you may have a problem.

An external device, such as a TV box/streaming media player, could be the culprit. Try using another external device to see if it solves the problem.

Try these other ways to resolve the problem:

  • To see if the menu appears, press the Home button on the remote. If you see a menu your TV is likely functioning properly but not from the correct source. This could also indicate that the device isn’t receiving a signal.
  • Your TV may have power problems if you don’t see the menu.

You should also check whether your TV is connected to the same source that your external device. If you have an HDMI 1 cable box, set the TV source as HDMI 1.

  • Unplug both ends of the AV cables and reconnect them, one at a time.
  • Repair any wires that are damaged.
  • Reconnect your TV and turn it ON again to verify that the problem is solved.

You can also test your HDMI cable. Here’s how to do it:

  • Make sure your TV’s source is connected to the HDMI setting
  • Go to Settings > Support > Self-Diagnosis > Signal Information > Test HDMI Cable > Start Test.

If the test shows that the cable is defective, you will need to replace it. The PowerBear HDMI Cable is the best choice if you require a new cable.

Samsung Smart TV freezes periodically

The following steps can be used to fix a Samsung TV which freezes occasionally:

  • Hold down the Power button on your Samsung TV remote until it turns ON and OFF again. This should take approximately 5 seconds.
  • The surge protector or wall outlet should be unplugged from the TV. After 30 seconds, unplug the TV and plug it in again.
  • You can check for software updates at Settings > Help > Download, then click Update Now. Updates will automatically be installed if they are available.

You can delete an app that causes your TV to freeze and then download it again. You can also update apps on Samsung TV using these steps:

  • Click the Smart Hub button.
  • Choose Featured.
  • Go to the app you need to update.
  • Hold down the Enter key until you see a sub-menu.
  • Choose Update apps
  • Click on Select All.
  • Choose Update

All applications that have an update available will be updated. Any errors that cause your TV to freeze occasionally will be fixed by the new updates.


This Samsung TV troubleshooting guide addresses some of the most common issues you might encounter with your Smart TV. These fixes should be followed carefully.

Samsung support should be contacted if the error you are experiencing is due to a hardware problem within your TV. If you attempt to fix it yourself, you could endanger your warranty.

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