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Fix LG TV Keeps Turning On and Off Issue, Quick Guide!

LG TV Keeps turning on and off

LG TV Keeps turning on and off

If you are experiencing this LG TV keep turning on and off issue, there might be some reasons for that. Some of those reasons are power code malfunction when it connects to the power source, software glitches, and issues with the remote control device. In order to fix this, issue you need to go through some steps as described in this article.

LG is a company that originated in South Korea. LG is one of the popular brands among customers. Especially the Smart TV is known to be a good quality product manufactured by LG. Also, the LG brand is famous for its high-quality performance and reasonable price according to product quality.

Why does LG TV keep turning on and off by itself?

When you are using the LG Smart TV for your entertainment one of the issues you may come up with is this LG TV keeps turning on and off by itself issue. Imagine that when you are watching your favorite content on Smart TV suddenly this problem occurs to your TV and you cannot do anything to fix it. That experience will be a bitter one.

In order to fix this, issue you can follow the steps mentioned below.

Solution 1: Check the power cord

The first thing you need to do before anything is to check whether the power supply of the TV is not interrupted in any way. To do that you need to check the power outlet and the power cable of the TV.

Try connecting the power cable directly to the power source instead of using a power strip.

In case of a power surge

In case there is a power surge in the area or inside your house due to any reason. When a power spike occurs due to a power surge your Smart TV can be damaged and once it happened the TV can be kept turning on and off again and again. To avoid this kind of incident from happening again you can use surge protection equipment for your Smart TV device. So in this case, if you are using such a device to protect your Smart TV you need to connect the TV to the surge protector and the surge protector will connect to the power source.

Solution 2: Check the LG Smart TV timer settings

Sometimes the timer feature can cause this turning on and off issue. All LG TV models have this feature that allows their consumers to turn the TV on and off in a specific time range.

To check whether if the timer is the reason for this issue, you need to turn off this feature and check whether it is happening again or not.

Disable the power off timer setting

  • First press the “HOME” button on your remote control.
  • Then choose “SETTINGS”.
  • Now click on “GENERAL” then “TIME”.
  • Now choose “TIMERS”.
  • After that select “POWER OFF TIMER” and click to disable the option.
  • Then disable the auto power-off feature
  • Now press the “HOME” button on your remote control.
  • Then choose “SETTINGS”.
  • Select “GENERAL” then “TIME”.
  • Then click “TIMERS”.
  • Finally select “AUTO POWER OFF” and click to disable the option.

Solution 3: Check the LG Smart TV remote control

Another reason for this issue to occur on your TV is because of the remote. If in any case the power button of your remote gets stuck or broken due to some reason it might be the reason for this power on-and-off issue of your TV. Also, sometimes dust and dirt can be stored inside of your remote and it can cause this problem too. So please make sure that the remote control is cleaned properly.

Also sometimes the remote control can be a faulty one and if it is a faulty one it can cause this issue to your TV. To check about this, you need to remove the batteries of your remote control and check if it happens again. If it doesn’t happen after removing the batteries, then you need to consider replacing the remote.

Solution 4: Disable Quick Start mode

Try disabling the quick start mode. The quick start is one of the options that used by the various LG TV models to start the device quickly. When you turn off the device it will go to standby mode and once you turned on the TV again it will start quickly. Sometimes turning off this feature solves this case.

Disable LG TV Quick Start

  • First press the home button on your LG TV remote.
  • Now go to settings.
  • Then go to the general option.
  • Select the quick start + option.
  • Now turn off this feature.

After the feature has been disabled please check whether the LG TV keeps turning on and off issue occurs or not.

Solution 5: Low memory

In some cases, when there are too many applications running in your LG Smart TV device your device might do this reaction to that. When too many applications are running at once your Ram memory will use its full capacity with it and then when you try to run another application it will keep turning off to free up some memory to process its work.

You can always clean the cache of the applications to get rid of any cache overload issues.

Prevent cache overload  

  • First on the LG TV remote press the Smart or Home button.
  • Then go to the Web Browser and open its settings.
  • Now locate and select Clear Browsing Data and hit ok.
  • After that go to the home screen and select Settings.
  • Now go to apps manager or Application Manager.
  • Select an app from the list and then go to the storage option. After that clear the cache from here.

Now follow the steps above to clear the cache of every app you use to get rid of the cache storage overload.

Solution 6: Disable Simplink settings

The LG Smart TV has a feature called Simplink which allows you to control other devices connected to the TV through the HDMI port using the remote control. As an example, if your TV is connected to a Blu-Ray device through an HDMI port it can be controlled by the remote. If this feature is enabled and the device connected to it has turned on then the LGTV will turn on with it. Disabling this feature can help you to get rid of this issue in some cases.

Turn off Simplink

  • First, press home on your LG TV remote.
  • Now go to the settings option.
  • Then select the general option.
  • Now choose Simplink.
  • Finally, disable the auto power sync option.

After disabling the Simplink you need to clear the cache of the LG TV to do that please follow the steps below.

  • First, turn off your LG smart TV.
  • Then unplug your LG TV from the power socket.
  • Now, wait for 10-15 minutes.
  • Finally, plug and turn your LG TV on.

Solution 7: Perform a software update

LG TV Keeps turning on and off

Normally if you own a Smart TV then it is better to make sure that your device has the latest software version available to it. Normally the service provider always tries to improve the device’s performance with its new updates. Because the older version maybe with lots of bugs and performance issues and the new update may have all those issues fixed with it. Thus the turning on and off issue of your device can be fixed with the new software update.

Update LG Television software

  • First press the settings button on your LG remote.
  • Now scroll down to select all settings.
  • Then go to the general option and select about this TV.
  • Now select check for update.
  • Finally, download and install any pending updates.

Solution 8: Perform a factory reset

LG TV Keeps turning on and off

In some cases, the factory settings reset can solve this kind of issue. Your device software may be with a glitch or corrupted file with it. So performing a factory settings reset will help to fix this issue because it makes the device settings to their default status.

Factory Reset LG Television

  • First press the settings button on your LG remote.
  • Now go to all settings.
  • Then select the general option.
  • Now select reset to initial settings.
  • Please enter the default pin ad 1234 or your pin for resetting your LG smart TV.
  • Finally, after the reset is complete follow the on-screen instructions to complete the TV setup.

Frequently Asked Questions

How do I stop my LG TV from turning on and off?

First, you have to do to fix this issue is to go to the home screen and search for the settings menu. Then on the all settings menu, you need to search for the support button and press it. Then there will be an option available called the auto power off option. Then once you selected it you can adjust your auto power-off settings as you wish. Then if you want to extend the time of the auto power off time just select a longer time period for that.

Why does my LG TV make a popping sound?

This can be a result of a hardware malfunction on the Smart TV. To fix this you need to take your LG Smart TV to a qualified service center to fix it. Also in some cases, it might be the result of a heat reaction in your cabinet. When the temperature rises on your TV the cabinet will try to expand itself.

Why is my TV turning on and flashing Red?

If your LG Smart TV is showing a red screen after turning it on then it shows that it has detected an internal issue on your TV. If it disappears after some time it can be ignored, but if the TV stops working properly with the red light display it means that you need to show this it a qualified TV repair service center.

What do you do when your TV doesn’t turn back on after turning off?

If your TV is not turning back on after turning off, you need to perform a soft reset to get rid of this issue. To do that you need to turn off the TV and unplug it from the power source. And please wait for a few minutes and plug it back into the power source and turn on the TV. Then it will help you to get rid of small issues on your Smart TV.

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