LG TV Turns On By Itself (Here’s Why & How to STOP It!)

David Hughes
By David Hughes 7 Min Read

Have you ever noticed that your LG TV seems to have a mind of its own, turning on without any help? This can be a bit puzzling and, let’s be honest, a little spooky! It’s not just you; LG TVs have been known to do this for quite a while. There are a bunch of different reasons why this happens, and they can range from super simple to a bit more complex.

Let’s take a closer look and unravel this mystery together!

LG TV turns on by itself

Ever wonder why your LG TV seems to turn on like magic? The answer might be a feature called Simplink, also known as HDMI-CEC. This nifty feature lets your devices like DVD players talk to your TV. When you turn on your DVD player, it might wake up your TV too! To stop this from happening:

  • Press HOME on your remote.
  • Find SIMPLINK (HDMI-CEC) and turn it OFF.
  • Also, set Auto Power Sync to OFF. Remember, turning this off means your TV remote won’t control other devices.
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2. Eco Mode: The Power Saver That Might Be Too Eager

LG TVs have an Eco Mode to save energy. But sometimes, it gets a bit too excited and turns on your TV. To turn off Eco Mode:

  • Hit the Home/Start button on your remote.
  • Select Settings, then General (or Additional Settings).
  • Click on Eco Mode and make sure it’s OFF.

3. Timers: The Hidden Alarm Clocks

Your LG TV might have a timer set to turn it on. To check and turn off any timers:

  • Press HOME > Settings > All Settings > General > Timers.

4. The Power-Cycle Trick: A Quick Reset

If the above steps don’t work, try power-cycling your TV:

  • Unplug your TV and wait 60 seconds (really, the full minute!).
  • Press and hold the power button on the TV (not the remote) for 30 seconds.
  • Plug it back in and check if the issue is fixed.

5. Remote Batteries: The Unexpected Culprits

Sometimes, the problem is just your remote:

  • Remove the batteries and hold the power button for 30 seconds.
  • Put the batteries back (maybe use new ones) and try turning on the TV.

6. Factory Reset: The Last Resort

If all else fails, reset your TV to its original settings:

  • With the TV on, press the Gear icon on your remote.
  • Go to All Settings (Advanced Settings) > General > Reset to Initial Settings.
  • Follow the on-screen instructions.

If you can’t use the remote, try these:

  • Use the power button on the TV, or
  • Navigate using a USB keyboard, or
  • Use the LG ThinQ app on your smartphone, or
  • Set up a universal remote.
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7. Cable Check: Ensuring Everything is Connected Right

Make sure all cables, especially the power supply cable, are firmly plugged in.

8. Software Update: Keeping Your TV Up-to-Date

Lastly, ensure your TV’s software is updated:

  • Press Home/Start on your remote.
  • Go to Settings > All Settings > General > About this TV.
  • Check for automatic updates or do it manually from the LG Support Home Page.

Check LG TV warranty

Sometimes, no matter what tricks you try, your LG TV might just have a mind of its own. If you’re at your wit’s end with the TV turning on by itself, it’s time to check if it’s still under warranty. Here’s what that means:

  • Describe the Problem: Tell LG what’s going on with your TV.
  • LG’s Decision: They’ll check if your issue is covered under the warranty.
  • Repair or Replace: If you’re in luck and it’s covered, LG can either fix your TV or give you a new one.
  • In-Home Service: The best part? If it’s covered, they might even fix it right in your home. How cool is that?

Remember, it never hurts to check if your warranty can save the day!

Wrapping Up: Solving the LG TV Mystery

It’s a bit of a puzzle, isn’t it? LG TVs seem to have a habit of turning on without any help. But don’t worry, we’ve got you covered with a checklist of solutions:

  1. Turn Off HDMI-CEC (Simplink): Stop those other devices from bossing your TV around.
  2. Say No to Eco Mode: Sometimes, saving power means a little too much excitement.
  3. Check Those Timers: Make sure your TV isn’t setting its own alarm clock.
  4. The Power-Cycle Move: Give your TV a little break and a fresh start.
  5. Remote Battery Rethink: Change those batteries, or just give them a break.
  6. Factory Reset Fun: Take your TV back to its youth, with or without the remote.
  7. Tighten Up: Make sure all cables are snug and secure.
  8. Software Updates: Keep your TV smart and up-to-date.
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Still Stumped? Time to Call in the Pros

If your TV’s still playing tricks on you after all these steps, it’s time to reach out to LG support. They’re the experts and can send a certified technician to get to the bottom of it.

Don’t Forget the Warranty Check

And hey, don’t forget to check if your TV is still under warranty. It could be your ticket to a free fix or even a brand-new TV!

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Meet David, the tech blog's brilliant author and copywriting expert. With a profound passion for technology, David's captivating articles on tech, Android, Windows, internet, social media, gadgets, and reviews are the epitome of excellence. His expertise in crafting compelling content combined with his love for all things tech make him a formidable force in the industry.
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