Vizio TV No Sound: Reasons and How to Fix it?

Vizio TV no sound problems can be fixed in multiple ways, such as:

  • Vizio TV is on Mute
  • Damaged or Loose Cables
  • Need to Update Firmware
  • Fix External Devices
  • Factory Reset Vizio TV
  • Replacing HDMI Cable
  • Swapping HDMI Port
  • Contact Vizio Customer Support

It’s a blessing to have oneself surrounded with gadgets and gizmos.

Living without these devices is almost impossible, from television to home theater and laptop to internet.

When the device becomes faulty or crappy, you try to find a solution on the internet.

Regarding Vizio TV, it is the most reliable and inexpensive brand in the United States, with an estimated revenue of $1.862 billion as of 2022.

The smart TV is a household name due to its exceptional performance, unmatched quality, and state-of-the-art features. 

But like any other device, there are chances that your Vizio TV might face problems like a black screen, problems connecting to WiFi, and many more.

One of the problems consumers often face with Vizio TV is sound problems. If you are one of those, you don’t need to worry. 

We give you the best possible solution to your problems, whether placing the TV in front of a window or resetting the Vizio TV without a remote. 

This post will give you a detailed overview of Vizio TV sound problems and how to fix them. Let’s get started.

Reasons for Vizio TV Sound Problems

Vizio TV sound problems can occur due to several reasons. Some causes of Vizio TV sound problems can be fixed immediately without extra effort.

Let’s find out some of the reasons behind Vizio TV’s no sound.

  • OS Needs to be Updated
  • Voltage Fluctuation
  • External Audio Devices
  • Internet/External Faulty Parts
  • Muted Sound
  • Damaged Cables
  • Corrupt Software

How to Fix Vizio TV No Sound Problem?

If you cannot hear Vizio TV sound, figure out why. As we have mentioned earlier, the reasons behind this issue.

Some of them can be fixed immediately. At the same time, others might require some time or extra support. Let’s find out how to fix Vizio TV without sound problems.

Method 1 – Voltage Fluctuation

Voltage fluctuations or uneven voltage supply can cause Vizio TV no sound issues.

If that is the issue, unplug the power plug from the electric outlet and leave it for 60 seconds.

Voltage Fluctuation
Checking voltage

This process will help you reset your Vizio TV back to normal mode. Plug back the power cord after a minute and check again.

If the issue was due to voltage fluctuation, the Vizio TV sound problem must be resolved now. Otherwise, try the next method.

Method 2 – Check if the Vizio TV is Not on Mute

It is obvious to check whether you have turned your Vizio TV to mute.

Sometimes, you may mistakenly push the mute button on the Vizio TV remote, leading to no sound issue.

You can connect the universal Vizio TV remote using universal remote codes.

Check if the Vizio TV is Not on Mute
The mute button on the remote

However, if the Vizio TV is not on mute, the volume might be set at 0 level.

Use your remote to increase the volume of your Vizio TV with this problem. But if the problem persists, move to method 3.

Method 3 – Damaged or Loose Cables

Vizio TV may face many problems, such as a black screen or no sound if the cables are damaged or not connected properly.

Ensure all the cables are appropriately attached, especially if using an external soundbar or theater system. 

Damaged or Loose Cables
Damaged cable

If there are cracks in the cables, you may need to replace them with a new one.

It should also be taken care of that your cables are original and purchased from a reputed store.

Method 4 – Update Your Vizio TV Firmware

This can be possibly due to outdated firmware or software. All you need to do is keep it updated to ensure the smooth running of Vizio TV.

Sometimes, we have seen people complaining about this. However, upon updating the firmware, the sound problem was fixed.

You can also do the same by pressing the “V” button on Vizio Remote. Then click Menu and select “updates”. Wait for a while and see whether the update is available or not.

If yes, you can choose the Update button and wait until the process completes. If your Vizio TV has this problem still exists, move to method 5.

Method 5 – Fix Other Devices Connected to Vizio TV

Check the input if your Vizio TV is not displaying any pictures or there is no sound.

For instance, if you have a cable or satellite box, connect it properly.

Fix Other Devices Connected to Vizio TV
Cable box with remote

You can also check by trying other platforms to ensure the problem is with your Vizio TV or anything else.

If the audio starts to play after changing the settings, you may have an issue with the feed instead of the Vizio TV.

Method 6 – Factory Reset Vizio TV to Fix No Sound Issue

One of the best solutions to your Vizio TV is to do a factory reset.

By doing a Vizio TV factory reset, all your settings and app preferences will be deleted.

Moreover, the apps you installed after unboxing the Vizio TV will also be deleted. Follow the steps given below to factory reset Vizio TV. 

  • Go to Menu using Vizio TV remote.
  • Now choose Settings and select Reset & Admin.
  • Go down and find Reset to Factory Defaults and click OK.
  • Click on OK, and a four-digit will be asked.
  • Enter 0000 to begin the process after pressing OK.

Method 7 – Remove External Sound Device

If Vizio TV gives no sound, the problem might be with an external sound device.

If you have connected any external device to amplify your sound or make it feel more cinematic, remove it.

Remove External Sound Device
Remove the external audio device

After removing it, check whether your Vizio TV’s default speaker works fine.

If that is so, you may need to check the external sound device to fix the issue.

Method 8 – Default Audio Settings

This issue can be resolved by resetting the audio settings to default. It can be done by accessing Menu and selecting Settings. Click on the Reset button given under the audio tab.

Make sure to save the changes before you exit the audio section. The chances are rare that your Vizio TV will be fixed, but it is worth trying.

Method 9 – Try Different HDMI Cable

If the issue has not been resolved after trying all the methods, try to replace your HDMI cable.

Try Different HDMI Cable
HDMI Cables

It is quite helpful to connect an A/V receiver or sound bar with an HDMI cable; it may not be able to send sound through the cable.

The only solution is to replace it with a new HDMI cable.

Method 10 – Switch HDMI Cable Port

It’s not always the cable that can cause Vizio TV to have sound problems. Sometimes, you may experience muffled sounds due to the port.

HDMI Cable Port
HDMI Port

If you have plugged your cable into the HDMI ARC port, unplug it and put it in the normal HDMI port. In addition, A/V cables in some televisions have multiple ports.

If there are extensions to it, you can switch it to another, as the existing port might not be working correctly.

Method 11 – Check Vizio TV Warranty

Until now, if the problem has not been resolved, there is one last thing you can do. Check your Vizio TV warranty; we suppose you kept it in a safe place.

Please read the terms and conditions and what damages are covered under them. However, you can always contact customer support for any queries or assistance.

Also, confirm any additional charges you have to pay.

Method 12 – Contact Vizio Customer Support

If you have tried all of the steps to troubleshoot Vizio TV with no sound without fruitful results, it’s time to contact Vizio support directly at +1-844-254-8087

  • Monday – Friday, 8:00 AM – 11:00 PM CST
  • Saturday – Sunday, 8:00 AM – 9:00 PM CST

Make sure to contact customer support at the given time. You can also contact support by directly contacting the Chat Agent or texting.

Infographic of How to Fix Vizio TV No Sound Problem
Infographic: Fix Vizio TV no sound issue

Summing Up

Vizio TV sound problems are normal; you don’t need to panic. Just look at the reason behind it and fix it with the tips we have given.

If you want more how-to’s and troubleshooting tips, keep visiting bitcasa.com.

Frequently Asked Questions

There could be plenty of reasons behind Vizio TV’s no sound problems, such as:

  • OS Needs to be Updated
  • Voltage Fluctuation
  • External Audio Devices
  • Internet/External Faulty Parts
  • Muted Sound
  • Damaged Cables
  • Corrupt Software

Some of the ways to fix Vizio TV no sound problems are:

  • Updating firmware
  • Factory Reset Vizio TV
  • Contact Customer Support
  • Claim Your Warranty
  • Try Different HDMI Cable
  • Use other HDMI Port
  • Change Audio Settings to Default
  • Fix Other Devices Connected to TV

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