TV Screen Green? Try These 16 Fixes

0
TV Screen Green

The TV green screen is a display error that could affect just about any TV, no matter the brand. Neither does it matter if it’s a smart TV or not. And that’s probably a good thing. It is one of the TV errors that have universal causes and solutions alike.

Your TV screen can turn green at any point in time; you may have just turned it on, or you’re in the middle of streaming, or you’re watching your favorite show on cable TV. The fact is, none of those caused the error. Your TV screen turned green either because of a faulty setting, cable connections, severe bugs, or just a temporary glitch.

In this article, we are going to provide you with solutions for the green screen problem on your TV, and these solutions work for just about every TV out there.

Why Is My TV Screen Green

There are several possible reasons why your TV screen has turned green. While the solutions in this article generally cover all TV brands, we will indicate where some solutions are specific to a particular TV brand.

We suggest that you try the fixes in the order that we have provided them so that you can properly isolate the root cause of the green screen on your TV.

1. There’s A Glitch

When your TV screen turns green, the very first thing to consider…and this is the case for many users…is that your TV is glitching.

A glitch is a minor error on a device that causes it to malfunction temporarily. The causes of a glitch are often hard to determine because they happen suddenly and often go away as suddenly as they come.

In the case of your TV screen turning green, it may just be that the display circuit broke temporarily or that too much electricity got stored or that data did not flow properly from the video cable to your TV at the time.

Fix – Restart TV

If the green screen is caused by a minor glitch, then a simple restart is likely to resolve it. When you restart your TV, you allow it to reconnect some circuits and load some programs afresh. The method for a restart depends on the type and brand of TV you are using.

To restart your TV:

With the TV turned on, press and hold the power button until the TV turns off and turns back on

Or

1. Press the power button until the TV turns off

2. Press the power button to turn it back on

OR

1. Press and hold the Power button until a menu shows on the screen

2. Select Restart

OR

1. Press and hold the POWER button until Power off appears on the screen

2. Press and hold the POWER button until a menu appears → select Restart

After restarting the TV, please check to see if the green screen still appears on your TV. If the error remains, please try the next fix below

Fix 2 – Hard Restart TV

The soft restart we did above does not completely power off your TV. When you use a remote control to power off your TV, it merely puts the TV in a very low power state. This means that some programs and circuits are still connected and working in the background.

But if the cause of the green screen is a more serious glitch, your TV would need all the programs and circuits to be completely disconnected and then loaded afresh. This would enable it to shed the errors that may have caused the malfunction. To do this, you would need a hard restart.

To do a hard restart:

1. Switch off your TV at the socket and unplug it from the power supply

2. Wait a full minute

3. Plug the TV back in and switch it on

If the green screen was caused by a glitch, this type of restart should fix it. If it does not, then try the next fix below.

2. Incorrect Settings

If none of the restarts above fixes the green screen error on your TV, the next thing to check is that the TV settings are correct. Incorrect settings will cause display errors such as the green screen, lines, or even a blank screen on your TV. If you are not using a Samsung TV, please head straight to fix 3.

Fix 1 – Disable HDR+ Mode for Samsung

If you are using a Samsung TV, you should try disabling the HDR+ mode. On most TVs, there is an HDR feature. This stands for High Dynamic Range. It enhances the picture and general display quality on your TV screen.

Some Samsung TVs have an HDR+ mode which takes the HDR function to an even higher level. HDR+ reveals hidden images in dark content scenes and enhances the contrast in bright content scenes so that you always get excellent image details.

However, there are occasions where this feature may glitch and cause the green screen display error on your Samsung TV. Apart from that, it can cause color problems such as too much saturation of colors, or too much brightness and haloing. It’s a feature you can really do without.

So, when you encounter the green screen, the first thing to try after a restart is to disable the HDR+ mode and see if it resolves the issue.

To disable HDR+:

1. Press the Home button on your remote control

2. Select Settings

3. Select Picture

4. Select Expert Settings

5. At HDR+ select to toggle it off

After doing this, please check if the green screen error has cleared.

Fix 2 – Change RGB Only Mode to None on Samsung

RGB on your TV stands for Red Green Blue. It is a technology that uses a tint of red, green, and blue to reproduce a wide array of colors to achieve the stunning displays that Samsung TVs are known for.

Occasionally, this technology may develop a bug and cause the display to malfunction instead, resulting in the green screen. To fix this, you need to disable the RGB Only mode on your Samsung TV by using the steps below:

1. Press the Home button on your remote control

2. Select Settings

3. Select Picture

4. Select Expert Settings

5. Select Off to turn it off

If this does not resolve the green screen problem, please try the next fix below

Fix 3 – Change Hue

Hue controls how each of the red, green and blue colors are displayed on your TV screen. Normally, all TVs come with the optimal hue setting which is usually 0%. However, some users have found that adjusting the hue setting clears the green screen for them.

Our research shows that this is likely due to a conflict between the hue setting on the TV and the display parameters of the content you are watching.

We suggest that you adjust the hue setting in small increments and do not exceed 20% in all.

To change the hue:

For Sony TV

1. Press the Home button on your remote control

2. Select Picture and Display

3. Select Picture Adjustments

4. Select Hue and adjust it in small increments until the green screen clears

For Samsung TV

1. Press the Menu button on your remote

2. Select Picture mode

3. Navigate to Tint, use the up and down buttons to adjust it

For LG TV

1. Press the Home button on the remote

2. Select Settings

3. Select Picture

4. Click on Tint and adjust it with the up and down buttons

Fix 4 – Disable Eco Sensor Feature on Samsung TV

Eco sensor is a great feature that allows your Samsung TV to adapt the display to the intensity of the light in the room. Not only does it suit the ambiance, it also saves energy. Occasionally, this smart feature may malfunction and cause the green screen on your TV.

A restart normally fixes this but since the green screen has remained even after the restarts, it is best to disable the feature entirely.

To disable eco sensor on Samsung TV

1. Press the Menu button on your remote control

2. Select System

3. Select Eco Solution

4. Select Eco Sensor

5. Select Eco Sensor again, then select Off

Fix 5 – Disable Energy Saving Feature

Energy saving feature on any TV allows the TV to turn off the display or even shut down after a set period of inactivity on the TV. The options available on the energy-saving feature differ across TV brands. We will cover the details for each Samsung, Sony, and LG TV.

For Samsung TV:

1. Press the Menu button on your remote control

2. Select System

3. Select Eco Solution

4. Select Energy Saving and turn it off

For Sony TV:

Press the Home button on your remote control

1. Select Settings

2. Select System Settings

3. Select Eco

4. Select Power Saving

5. Select Off

For Android TV

1. Press the Home button on your remote control

2. Select Settings

3. Select Power

4. Select Eco

5. At Power Saving, select Off

For LG TV:

1. Press the Home button on the remote

2. Select Settings

3. Select General

4. Select Eco Mode

5. Select Auto Power Off and select Off

Fix 6 – Reset Picture

The final setting-related fix to try is to reset the Picture. Resetting the picture allows your TV to remove all the changes you may have made or acquired from your use of the TV and from the TV’s interactions with apps. Some of these changes may be responsible for the green screen problem on your TV.

To reset the picture on Samsung TV:

1. Press the Home button on the remote control

2. Select Settings

3. Select Picture

4. Select Expert Settings

5. Select Reset Picture

6. Select Yes

To reset the picture on Sony TV:

1. Press the Home button on your remote control

2. Select Picture and Display

3. Select Advanced Settings

4. Select Reset

5. Select Yes to confirm

To reset the picture on LG TV:

1. Press the Home button on the remote control

2. Select Settings

3. Select Picture

4. Select Picture Reset

5. Select Yes to confirm

If the green screen persists after performing all of the fixes above, please move on to the next section below

3. Damaged or Loose Cable Connection

The green screen on your TV may also be caused by loose cable connections on the TV. Because of the integrated nature of the display technology on TVs, especially smart ones, it is best to inspect every cable connection to the TV, not just the video cable.

Fix 1 – Disconnect and reconnect cables

The first thing to do is to disconnect all the cables on your TV and reconnect them. We suggest switching the ends of the cables where applicable. Make sure that the cables are firmly fixed in the appropriate ports at both ends of the connections. Then check if the green screen issue has cleared. If not, try fix 2.

Fix 2 – Replace cables

If reconnecting the cables firmly does not work, it may be that there is damage in the cable, especially the video HDMI. Inspect the cable for any physical cuts, frays, or twists. If you have a spare cable, then test with it to see if the error clears.

4. Loose or Dirty Ribbon Cable

Your TV display is powered by two keyboards: the mainboard and the T-con board. The main board is the engine of the TV: it is responsible for converting audio and video signals into digital signals.

The T-con board then takes these digital signals and converts them into the pictures and sound you experience on your TV.

These boards have several ribbon cables connecting them to each other, and to other components of the TV. Sometimes, the ribbons may become loose from their clips, or become dirty, especially from dust. When any of these happens, the display may be affected and result in the green screen on your TV.

Fixing this does not require you to take your TV to a repairer. You just need an appropriate screwdriver and a bed.

1. Disconnect the TV from the power supply and any other connections

2. Lay the TV flat on its face on the bed or any other soft surface

3. Remove every screw at the back with the screwdriver

4. Remove the back panel of the TV.

5. You will find several ribbons connected to different points on the boards.

6. Unseat each cable, wait a few seconds and reseat it. Please do not unseat more than one cable at a time to avoid confusion about their correct placements.

7. Make sure that you refix them tightly into their respective points

8. Screw the back of the TV on and power it on

Then check if this has fixed the green screen error.

5. There’s A Bug

A bug is a more serious malfunction than the glitch we described earlier and may require some adjustments or repairs to be made in order to get the TV working well again. For the green screen on your TV, it may that there’s a programming error that requires an update to fix it, or a permanent fault that requires a total reset.

We have provided fixes below that address all serious bugs, and we recommend that you try them in that order.

Fix – Update TV

This applies mostly to smart TVs but some non-smart TVs also do require firmware updates. TV manufacturers release updates to fix bugs that they now occur on their TVs.

They also release updates that enable your TV to function better and prevent bugs from occurring in the first place. So, updating your TV may fix the green screen issue as it has for several users.

For smart TVs, please ensure that your TV has a good internet connection, then:

For Samsung TV

1. Press the Home button on your TV remote

2. Navigate to Settings

3. Select Support

4. Select Software Update

5. Select Update Now

For Sony Google TV

1. Press the Quick Settings (gear icon) button on your remote control

2. Select Settings

3. Select About

4. Select System Software Update

5. Select Software Update

For Sony Android TV

1. Press the Home button on your remote

2. Select Help

3. Select Status and Diagnostics

4. Select System Software Update

5. Select Check For A System Software Update

For LG TV

1. Press the Home button on your remote

2. Select Settings

3. Select All Settings

4. Select General

5. Select About This TV

6. Select Check for Updates

Note:

  • In all of these settings, please ensure that Automatic Updates are allowed in the updates window. These updates will download and install automatically when the TV is in idle mode
  • Please, do not press any buttons when manual installation of updates is ongoing
  • Please do not power off your TV during the installation of updates

If you are using a non-smart TV or if your TV is not connected to the internet, please follow the steps below. Please note that the process may differ slightly across TV brands but the principle and requirements are generally the same.

Requirements

  • An empty USB flash drive formatted preferably as NTFS
  • A computer with internet connection

Go to the support page for your TV manufacturer, enter your TV model, and download the latest update file for your TV

For Samsung – samsung.com/us/support/downloads/

1. After downloading the file, go to the file location on your PC, right-click on it and select Extract All

2. Move the extracted file into the USB

3. Plug the USB into your TV

4. Then press the Home button on your remote, select Settings, select Support, select Software Update, and select Update Now.

5. Follow the onscreen instructions to update your TV

For Sony – sony.com/electronics/support/downloads

Select the latest firmware version on the website for update. Update instructions will be provided on the website.

For LG – lg.com/us/support USB drive used for LG TV update must be formatted as NTFS.

1. Enter your TV model number into the search box

2. Select your TV model from the predictive text that appears as you type, then click Enter

3. From the page that opens, download the latest firmware update file

4. Navigate to the downloaded zip file on your PC and extract all the files

5. Open the USB drive on your PC and create a folder specifically named LG_DTV

6. Copy the unzipped file into the LG_DTV folder. The file type should be EPK file

7. Turn on your LG TV and insert the USB drive

8. The LG TV will pick the file automatically and display instructions for you to follow

After updating your TV, please check if it solves the green screen problem. If it does not, then the last resort would be to reset your TV to factory settings.

Fix – Factory Reset TV

Resetting your TV to factory settings will clear all your personalization, account information, downloaded apps, and any other changes you made on the TV. It should also clear the permanent bug on your TV that’s caused the green screen problem.

As always, the method to reset your TV depends on your TV brand. Before proceeding, please make sure to unplug any external devices such as USB flash drive or streaming device from the TV.

For Samsung TV:

1. Press the Home button on your remote control

2. Select Settings

3. Select General

4. Select Reset

5. Enter the PIN (0000) or the one you set if you have changed it.

Or

1. Press the Home button on your remote control

2. Select Settings

3. Select Support

4. Select Self Diagnostics

5. Select Reset

For LG TV:

  • Press the Home button on your remote control
  • Select Settings (gear icon)
  • Select General
  • Select Reset to Initial Settings
  • Confirm Reset

For Sony TV:

  • Press the Home button on your remote control
  • Select Settings
  • Select System then About then Reset then Factory Data Reset then Erase Everything then Yes

Or

  • Select Device Preferences then Reset then Factory Data Reset then Erase Everything then Yes

Or

  • Select Storage and Reset then Factory Data Reset then Erase Everything then Yes

6. TV Screen Is Damaged

A rare cause of the green screen is damage to the TV screen. This damage may be from physical impact or it may be a result of fluid seeping into the screen and damaging the LCD. The best way to determine this is to check for any cracks or color spread on any part of the TV screen. However, the damage could sometimes be internal and so go undetected.

Fix 1 – Repair TV screen

At this point of the troubleshooting process, you have eliminated glitches, bugs, settings, cables, and updates as the possible causes of the green screen. It may be time to take the TV to a trusted repairer to check for any damage on the screen and fix or replace it.

Fix 2 – Replace TV or Contact Manufacturer

If fixing the screen does not work, or if the screen is not the problem, then you may need to replace the TV or contact its manufacturer. If you’re having this issue on a Samsung TV, then you can replace your damaged TV with a more reliable 2021 model (view on Amazon). The green screen is usually a minor issue. So, if yours persists, it is probably a manufacturing fault that can’t be fixed.

Briley is a freelance writer and has been writing for over 10 years. The former journalist now content writer currently writes for Techzillo and focuses on consumer tech in general. His main interests include video games and consumer technology. He also writes for websites such as Lifewire, and Digital Trends. Read our Editorial Guidlines and Fact Checking process.

LEAVE A REPLY

Please enter your comment!
Please enter your name here