Why Does My Samsung Smart TV Keep Turning Off? 5 Reasons!

Samsung smart TVs have come a long way over the years, but the one thing that hasn’t changed is the infamous ‘TV turns itself off‘ problem.

The issues that cause this problem are a result of a misconfigured device, it’s important to understand the basics of how your TV works in order to avoid experiencing this problem in the future.

Why Does My Samsung Smart TV Keep Turning Off?

The Samsung Smart TV may have shut itself down for various reasons, including overheating, running out of power, and software bugs. They have a major problem with their smartphone integration. They work just fine for the most part, but they can’t always tell if your phone is connected to it.

If you’re an owner of a Samsung smart TV, you’ve probably encountered this issue at least once. You turn on your TV to watch a show, movie, or live stream, but it keeps turning off for no apparent reason.

While there are multiple possible explanations for why this happens, we’ve put together a list of the most common reasons and have provided suggestions on how to fix the problem. Let’s dig deeper:

Why Your Samsung Smart TV Keeps Turning Off? 5 Reasons!

There can be many other reasons why your Samsung Smart TV keeps turning off. However, we have explained 5 main possible reasons. We hope that these reasons will help you out.

1. The issue may be caused by the TV’s firmware

The main cause of this issue is the firmware. When the TV’s firmware is not updated to the latest version. As a result, the TV may not be able to operate properly or may not operate at all.

You can upgrade your device to the latest version. The latest firmware version is available for download from Samsung’s website. If your TV is out of warranty, you can contact Samsung to upgrade the firmware.

2. A bad HDMI cable can cause this problem

If you have a bad HDMI cable, it could cause the TV to turn off. To check the HDMI cable, you can connect the TV to a laptop and check the HDMI output on the laptop.

If you see the video output on the laptop, the HDMI cable is working properly. If the output is not visible, the cable is faulty. Buying a new HDMI cable will solve this issue once and for all.

3. Other devices connected to your TV might be interfering with its performance

Your TV may be affected by other devices that are interfering with the TV’s performance. For example, a connected Blu-ray player, set-top box, or other devices might be causing this issue.

If you suspect that this is the problem, you can try to unplug the devices. If this fixes the problem, the problem is most likely caused by these devices.

It is also possible that your phone or laptop is using Bluetooth, the Bluetooth connection can cause interference with the TV’s wireless connection. You can disable Bluetooth on the device to resolve this issue. 

4. There may be an issue with your smart remote control

A bad smart remote control can cause the TV to turn off. If your remote control is malfunctioning, it is possible that the TV is not receiving the correct signal from the remote control. 

You can try to connect the remote to a laptop and check if the TV can be controlled by the remote. If the remote is not able to operate the TV, you can contact Samsung for a replacement. If this does not fix the issue, then the fault lies somewhere else.

5. Your power cord may be damaged or defective

One of the most common reasons why your Samsung smart TV keeps turning off is a loose or damaged power cord. 

The first thing you should do is to verify that the power cord is firmly connected to the back of the TV. If you notice that the cord is loose or not properly connected, then you should connect it properly and if it is damaged, you should buy a new one.

How To Fix The Problem? 3 Solutions!

Here we have explained three possible solutions to the above problems that will help you solve the issue.

1. Plugin all the cables correctly

Make sure that all the cables on the TV are plugged incorrectly. Most importantly, you should make sure that the power supply is properly connected to the back of the TV.

You can use a multimeter to check if the power supply is connected properly. Yet if it’s not working well try using another power source or changing the cable.

2. Check your HDMI ports for damage and clean them if needed

If you have a problem with your HDMI port, it is possible that the port is damaged and not working properly. You can clean the port by using a toothpick or a small brush.

If you still have problems with your HDMI port, you can contact your local Samsung dealer to get the repair.

3. Restart your TV with a remote control or unplug it and plug it back in

You can try restarting your TV with the remote control. If it is not working you can try to restart your TV by unplugging it from the power source.

Once you have restarted your TV, you can plug it back in and check if the problem has been fixed.


Samsung smart TVs have a lot of great features, but they also have this keep turning off issue that can prevent them from working properly.

It’s not that hard to fix most of the issues, but it does require a little research, and this guide has provided the solution that we hope helps you fix your Samsung smart TV from turning off.

If you have any questions, please feel free to leave a comment. We will be happy to help you. Thanks!