How To Fix TCL TV Screen Is Flickering

Is your TCL TV screen flickering? There are various factors that can cause this issue such as a software glitch, settings issue or even loose HDMI cables. To fix this, you will need to perform several troubleshooting steps.

TCL is a Chinese company that develops and manufactures consumer electronic products including the TCL Roku TV. The company is popular for their budget TV models that completes in different price points. The company has several models ranging from Mini LED TVs, 4K TVs, Android TVs, Roku TV, Google TV, and QLED TVs just to name a few.

Why is My TCL TV Screen blinking?

Why is My TCL TV Screen blinking?

One of the issues that TCL TV owners might experience with their TV is when the screen flickers. This can happen after you turn on the TV or when watching you favorite show. There are instances when the flickering problem disappears on its own but more often you will need to find out what’s causing it.

Here’s what you need to do to fix TCL Roku TV screen flickering problems.

Solution 1: Power cycle your TCL TV

One of the reasons why the screen of your TCL TV will flicker is a software glitch. A power cycle or soft reset will usually fix issues caused by minor software glitches or bugs.

Power cycling TCL Roku TV

Press a button on your Roku remote control to open the main screen.

Scroll up or down and select Settings

Press the right arrow button and select System

Press the right arrow button and select Power

Press the right arrow button and select System Restart

Press the right arrow button and select Restart.

Another way to do a power cycle is to unplug the power cord of your TCL Roku TV from the power source and wait about 60 seconds. Reconnect the power cord and make sure the TV is turned on.

After power cycling the TV try to check if the screen flickering issue still occurs.

Solution 2: Check Your HDMI Cables

One of the reasons why your TCL TV screen will flicker is because of loosely connected HDMI cables. Try removing the HDMI cables then plug them back in making sure that they are secured tightly.

Sometimes the problem can already be caused by a faulty HDMI cable. If this is what’s causing the problem then you will need to use a different HDMI cable.

Solution 3: Reset picture settings on your TCL Roku TV

There are instances when the flickering issue is caused by some custom picture mode setting you made on your TCL Roku TV. You should try to reset the picture settings of your TV and check if this fixes the problem.

Reset picture settings

Press the asterisk button on your rem,ote control when you are watching a TV input or streaming a video to access the options menu.

Select advanced picture settings.

Select Reset picture settings. This returns all picture settings for the input’s currently-selected picture mode to their original values.

After the picture mode has been reset ty checking if the flickering screen issue still occurs on your TCL Roku TV.

Solution 4: Perform a software update on your TCL Roku TV

Another factor that can cause the TCL Roku TV flashing screen issue is because of an outdated operating system. You should make sure that your TCL Roku TV has the latest software updates installed as this will usually have several improvements as well as bug fixes that could fix the flickering black screen issue.

Updating TCL Android TV

Press the Home button on the TCL Android TV remote control to display the Home screen.

Use the navigation button to move the cursor to the Settings icon, located on the right top of the screen, then press OK

Scroll and select More Settings.

Scroll and select Device Preferences

Scroll and select About

Scroll and select System Update

The Software Update pop-up box will display, select Network Update

The TV will search for an available software update, once prompted, click OK to confirm.

Update TCL Google TV

Press the Settings button on the TCL Google TV remote.

Select the Settings options in the panel.

Navigate to System > About > System update.

Select the Network Update option on the dialog that appears.

If an update is available, the TV will display a Software Update message box. Follow the onscreen instructions to download and install the latest updates.

Once the latest software is successfully installed, your TCL TV will automatically restart.

Solution 5: Perform a hard reset on your TCL Roku TV

If the above listed troubleshooting steps fails to fix the problem then you should consider doing a factory reset. This will bring back the TV back to its original factory settings.

Factory Reset TCL TV

Press Home on your remote to open the main screen.

Scroll down and select Settings

Press the right arrow button, scroll and select System.

Press the right arrow button, scroll and select Advanced system settings.

Press the right arrow button, scroll and select Factory reset.

Press the right arrow button, scroll and select Factory reset everything.

To proceed with the full factory reset, enter the code listed on the screen and select OK.

Another way to do this is by using the reset button found on the TV.

Find the physical reset button on your TCL Roku TV.

Press and hold the button firmly for 10 – 20 seconds with a pin while your device is powered on.

When the TV shuts down, keep holding down the reset button until it powers on again and shows the TCL Roku TV logo. Then, you can release the button.

Go ahead with the activation and configuration.

Solution 6: Contact TCL support

In case the flickering screen issue persists despite performing all of the troubleshooting steps above then you should contact the nearest customer service center as this might already be caused by a faulty hardware component.

Frequently Asked Questions

  1. Why is my TCL Roku TV screen flickering?

    There are a number of factors that can cause this issue such as a software glitch, loose HDMI connections, or even a faulty hardware component.

  2. What does the LED light mean on my TCL Roku TV?

    No LED light: The television is turned on, and the display is working or television is not connected to an electrical supply.
    LED Light steady on: Television is connected to a power supply and can be used readily.
    Slow rhythmic blinking light: Television is slowly turning on.

  3. How do I turn off the light on my TCL Roku TV?

    Ensure your TV is turned on.
    Press the ‘Home’ button and open the ‘Settings’ menu.
    Go to the ‘System’ option.
    Enter the ‘Power’ tab.
    Scroll through and select the ‘Standby LED’ option.
    To turn it off, press the right navigation button.
    Press ‘OK’ and confirm your selection.

  4. Is TCL the same as Roku TV?

    Roku, in collaboration with TCL, produces televisions that run on Roku’s own operating system.

  5. How much does it cost to repair the screen of my new TV?

    If your TV is new and under warranty then you can have this repaired or replaced for free.

Photo of author

Chad Buenaflor

Chad has been in the tech industry since 2000. He has a degree in Electronics Engineering and is interested in the hardware and software side of technology. Initially working for a Japanese semiconductor company as a Test Engineer for nearly 10 years, he then pursued his passion for internet technology by working for the support team of Time Warner Cable then finally joining TheDroidGuy as one of their troubleshooting and tech writers. On his free time he plays his favorite games on his PC, Xbox Series X, and Android phone. Contact me at Email

Posts you might like