9 Ways To Fix LG TV Keeps Turning Off [Proven Solutions]

How irritating can it be if you are deeply involved in a movie, and your TV turns off abruptly amid the scene? Yes, it breaks the tempo and ruins the fun.

LG produces high-quality TVs. However, sometimes they face issues like restarting or turning off automatically.

If you are among those facing a similar problem, there is no need to panic or worry about it. We will share the main causes and solutions to eliminate this annoying situation.

To fix LG TV keeps turning off problem, unplug your TV from Power socket. Hold the TV’s Power button for 30 seconds. Leave it for another 60 seconds and plug your LG TV back in, it will start working fine now.

Reasons For LG TV Turning Off Itself

Without knowing the root of the problem, you can’t fix it. Therefore, we have gathered the reasons that may cause your LG TV to restart again and again.

  1. One of the major causes might be the power supply. Power issues can be because of the following:
  • Voltage fluctuation in your house
  • Issues in the supply board
  • A problem with the TV mainboard
  1. Running your TV on outdated firmware can be another reason the LG smart TV keeps turning off randomly.
  2. Faulty cables or damaged power plugs can cause your LG TV turns on and off repeatedly.
  3. If the internal memory of your LG TV is full, it can cause your TV to malfunction.
  4. Bugs and caches are other factors that may cause your TV to turn off itself automatically.
  5. Another reason can be the stuck remote buttons. If somehow you tend to press the button hard or sit on the remote, the buttons remain pressed or stuck, causing the LG TV to act insanely.

How Fix LG TV Keeps Turning Off

We have mentioned several reasons why your LG TV keeps turning off at regular intervals. Now let’s discuss how you can troubleshoot LG TV to fix the issue.

1. Disable Auto Power-Off Feature

The energy-saving mode may cause trouble because it affects the power supply to your LG TV. Sometimes, this energy-saving mode may cause your LG OLED TV to turn off automatically.

To get rid of this problem, you can turn off the energy-saving mode. You can do this by going to the:

  • Home -> Settings -> General -> Auto Power OFF -> OFF

This feature works by maintaining the brightness of your TV. So, instead of turning it off, you can also check it by adjusting the intensity between medium and maximum.

After customizing the settings, turn off your TV. Turn in on after a while and check.

You can check the sleep time settings if the problem is not solved.

2. Check the Sleep Time Settings

Why my TV keeps turning off every 5 seconds or 30 minutes?

It happens most commonly if you have unknowingly pressed the sleep button on your TV remote.

Press the home button on your remote -> select Settings -> Time -> set Sleep Time to off. Now Restart your TV.

It will resolve the issue.


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3. Check Your LG Remote

Your LG remote could be sending incorrect signals to TV. To eliminate this possibity, point your remote away from the TV or remote its batteries.

If doing so resolve the issue, the TV remote is a culprit. You need to change the remote.

4. Power Cycle Your TV

  • Turn off the TV and unplug it.
  • Press and hold the power button for 10 – 15 seconds.
  • Keep the TV switched off for almost 20 minutes.
  • Replug it and switch it on.

Most probably, your TV will not automatically turn off and on again. But if it does, you can go for further checking.

5. Check Power Supply

A faulty power outlet or fluctuation can be a primary reason your LG TV turns on and off rapidly.

Sometimes a power surge can cause a problem in the TV’s boards – the supply board or TV main board. In such a situation, it is recommended to take your TV to a technician and not to change the board by yourself.

A faulty cable or broken switchboard can cause trouble in the power supply. You can check the TV by plugging it into another socket. Or, dust accumulation on the cables may cause your LG TV to restart repeatedly. If the problem persists, you must check other reasons.

6. Check Input Cords

It can also be problematic if you have inserted any input cord at the back of your TV. To solve this, switch the cable port from HDMI to HDMI 2. If the problem still exists, replacing the cable will solve the problem.

7. Update LG TV Firmware

Updating the Firmware is mandatory to avoid malfunctioning of your LG TV. If you forget/miss updating your TV, you must set it to auto-update.

If you have a smart TV, you can do this by going to

  • Settings -> All Settings -> General -> About this TV -> Automatic Updates.

You can also install the latest LG software update from the same menu.

And if you don’t have a smart TV, you can do it yourself. Update your TV manually whenever LG releases an update to enjoy uninterrupted transmission.

Keeping your LG TV up-to-date also helps your TV to stay protected from glitches and bugs.

8. Clear Cache and Delete Unwanted Files

You must keep the memory of your LG android TV free by deleting unwanted files. TVs have a very small memory which fills up quickly when you install applications. These apps create cache files that put more load on the internal storage, result of which your TV start lagging and restart on its own. Cleaning LG TV cache and removing unwanted apps will fix the problem for sure.

9. Factory Reset your LG TV

If all above options fails, you are left with no other option except resetting LG TV. To reset your LG TV go to:

  • Home > Settings > General > Reset to Initial Settings > Confirm

Your TV will reboot after a few seconds and will be restored to default factory settings. If the remote is not working you can reset LG TV without remote as well.

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Final Words

LG TV turns of frequently is a known issue and if you are a recent victim of this problem, don’t worry we will guide you to fix it in less than a minute. Despite the high-quality TVs manufactured by LG, turning off is one of the common faults. We have compiled the list of suspected problems and their best-possible solutions that may help you to get rid of the issue. Try all these and hope your LG TV will start performing well. However, if it does not, take it to a professional technician and get it fixed. Or, replace it if it is still under warranty.

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