How to Troubleshoot Samsung Smart TV that Keeps Turning Off

If your Samsung TV keeps turning off, there are several possible causes or reasons. The common reasons for a TV that turns off by itself are your settings and the external devices connected to your TV.

The most common reasons for the TV to turn on by itself are having foreign matter around the power button of the remote control, external devices connected to the TV, and your settings. If the power button is stuck, clean the remote control. Check your external device connections.

Sometimes Smart TVs are prone to errors and glitches in their functionalities that are rarely expected. The Eco Solution feature turns the TV off to save power when there’s no input for a long time. Sleep Timer turns the TV off after a preset period of time. Keep your TV’s software up to date.

Why Does My Samsung TV Keep Turning Off?

There are various factors that may cause the Samsung TV to turn off after a few seconds. The following guide contains various causes and solutions to the problem.

1. Check Sleep Timer Settings

A sleep timer can be set so that your TV will switch itself off automatically after a certain amount of time. If your TV switches itself off you should check to see if a sleep timer has been activated. Sleep Timer turns the TV off after a preset period of time.

The sleep timer can be turned off by performing the following steps:

  • Navigate to Settings.
  • Select System Manager from the drop-down menu.
  • Set the Time Frame by specifying a range.
  • Select the Sleep Timer option.
  • Then click the Off button.

Or you can try this step also. Settings -> General -> System Manager -> Time -> Sleep Timer -> Select Off

2. Unplug the TV or Projector for 30 seconds:

Unplug the TV or Projector from the wall outlet or surge protector and leave it unplugged for 30 seconds.

3. Keep Samsung Smart TV Software Updates

Sometimes in some cases, a software update can correct the problem. There is a risk, also. If the TV or Projector turns off during the software update, it could damage it. Updates can take up to 30 minutes depending on network speed, so if the TV or Projector is not turning off too frequently, try updating the software.

A software update takes about 30 minutes, and the user should avoid turning on the TV while the update is being installed. To avoid a breakdown, wait until the update is complete before restarting the TV.

Settings -> Support -> Software Update -> Update Now

4. Overheating of Samsung Smart TV

On a Samsung Smart TV, a faulty capacitor can be identified visually or by hearing a clicking sound. Unfortunately, there are no buttons that can address faulty capacitors, so technical assistance is required.

Repairing blown TV capacitors can help in resolving the TV turn-off issue. Experts can repair or replace faulty TV capacitors or the entire circuit board.

5. Check Inferior Capacitors

A faulty capacitor on a Samsung smart TV can be identified visually or by hearing a clicking sound. Unfortunately, there are no buttons that can address faulty capacitors, and one must seek technical assistance.

Repairing blown TV capacitors can help solve the TV turnoff problem. Experts can replace faulty TV capacitors or replace the entire circuit board.

6. Check Connection Error

External devices, such as game consoles, that abruptly shut down can cause the Samsung TV to shut down repeatedly. It happens as a result of a shaky connection between the TV and the console, which causes the TV to turn off unexpectedly.

External device power cables should be unplugged and turned off completely before being reconnected. It will also ensure that proper connectivity is maintained.
If your Samsung Smart TV is connected with an uncertified, generic HDMI cable, the screen may appear black, indicating a bad connection.

Using a certified HDMI cable, the user can improve operation and prevent the TV from shutting down unexpectedly.

7. Check Samsung Smart TV Eco-Solution Configurations:

Some Samsung TV brands are programmed with eco-solutions settings, and unintentional activation may result in the Samsung TV turning off to conserve energy.

The latter may occur if there is an extended period of no input. The user can disable the activation by doing the following:

Settings -> General -> Eco Solution -> Auto Power Off -> Select Off

8. Reset the TV to its original settings:

If the above-mentioned methods do not work, there is also a factory reset that allows you to revert to the TV’s original settings.

Home > Settings > General > Reset

9. TV’s Motherboard Defects:

TV’s motherboard is an essential component, similar to the main circuit board on the Samsung TV. As a result, a faulty motherboard in your television may cause it to turn off on its own.

Users require technical assistance because an infected motherboard is not easily repaired. If the Samsung TV is still under warranty, it can be repaired at a Samsung authorized service center. Unfortunately, you can’t rule out the possibility that this is the cause of your TV’s frequent shutting down.

10. Set up a service request:

If the TV or Projector continues to turn off and on by itself continuously, visit the Support Customer Center to request service.


Samsung TVs are some of the most durable options on the market, but they are not perfect. They can malfunction just like any other TV.

Samsung smart TVs are long-lasting, but some aspects of their programming may cause them to turn off automatically. Samsung TVs may turn off for the reasons discussed in the above guide, and the user can prevent malfunctioning by making proper configurations and addressing connection errors.

The detailed guide can assist you in determining the root cause of the Samsung TV that keeps turning off. And make sure that the TV firmware is up to date with the latest version.

Here we have provided you the guide and solution for troubleshooting of Samsung Smart TV. If you people have any questions regarding this we will try to answer them, or you can comment on this article.

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Frequently Asked Questions (FAQS)

Why does my TV keep randomly turning off?

A loose connection can cause your TV to turn off unexpectedly by itself, or the power supply cord. If you notice worn wires or damage to your TV’s power cord, it’s time to shop for a new TV to prevent further issues and potential electrical hazards.

How do I reboot my Samsung TV?

If something really weird is happening, try this technique with the TV on, press and hold the power button on your Samsung TV remote until the TV turns off and back on. When the TV comes back on, everything should come back to normal.

How do I force reset my Samsung?

If your Samsung tv screen is frozen and unresponsive, press and hold the Power button and the Volume down button down simultaneously for more than 7 seconds to restart it.