Vizio SoundBar Not Working (Fix)

By | September 27, 2023

A Vizio soundbar can be a great addition to your home entertainment system by providing immersive audio for your TV shows, movies and games.

However, there may be times when your Vizio soundbar stops working properly.

This can be frustrating but don’t worry – in most cases, it’s an issue that can be fixed with some simple troubleshooting steps.

Vizio SoundBar Not Working (Fix)

Common Reasons for Vizio Sound Bar Not Working

There are a few common reasons why your Vizio sound bar may not be working:

  • Loose cable connections – If cables connecting the sound bar are loose, it could cause connectivity issues. Check that all cables are securely inserted into ports.
  • Wrong input source selected – Make sure the input source on your sound bar (like HDMI, optical, Bluetooth, etc) matches the device you are trying to use.
  • Sound bar not paired – For wireless Vizio models, make sure the sound bar is paired correctly with the subwoofer and satellite speakers. The pairing process may need to be reset.
  • Faulty HDMI cable – A damaged HDMI cable can cause problems with video and audio. Try replacing the HDMI cable connecting the sound bar and TV.
  • Needs a factory reset – If other troubleshooting steps don’t work, a factory reset can clear any software issues causing sound problems.
  • Sound bar is muted – Make sure the sound bar is not muted and volume is turned up. Check the volume on both the sound bar and source device.
  • Subwoofer is not plugged in – For sound bar models with a wireless subwoofer, make sure the subwoofer is powered on and paired.
  • incorrect audio settings – issues can arise if incorrect audio output settings are selected on the TV or source device.

Step-by-Step Guide to Fix a Vizio Sound Bar Not Working

Follow these steps to troubleshoot and fix a Vizio sound bar that is having issues:

1. Check Power and Connections

  • Ensure the sound bar, subwoofer, and satellites are plugged into a power outlet.
  • Confirm all connections between the sound bar, TV, source devices, subwoofer, and satellites are secure.
  • Be sure wires are plugged all the way into ports and are not loose.
  • Try disconnecting and reconnecting all wires and power cables to reset the connections.

2. Check Input Source

  • On your Vizio sound bar, ensure the correct input source matches your device. For example, if you want to play audio from your Blu-ray player, the Blu-ray player should be connected to the sound bar via HDMI and the sound bar input set to HDMI.
  • TV audio and other devices like gaming consoles will also require you to select the corresponding input source on the soundbar.

3. Check Audio Settings

  • On the connected TV, streaming device, or games console, confirm the audio output is set to output directly to the sound bar via HDMI ARC, optical, Bluetooth, etc.
  • Disable TV speakers so audio is routed solely to the soundbar.

4. Update Firmware

  • Outdated software could be the reason your Vizio sound bar is having issues. Go to Vizio’s website and check if a newer firmware update is available for your sound bar model.
  • Update the soundbar firmware following Vizio’s instructions to ensure the soundbar has the latest fixes and compatibility.

5. Factory Reset the Sound Bar

If you’ve tried the above steps and the sound bar still isn’t working, a factory reset can clear any bugs or glitches:

  • On the sound bar, locate the reset button, usually on the back or bottom. Use a pin to press and hold the reset button for 30 seconds until the sound bar restarts.
  • Alternatively, press and hold the Bluetooth and Volume Down buttons simultaneously for 10 seconds.
  • This will reset the sound bar and allow you to set up the sound bar connection again from scratch.
  • After resetting, reconnect the sound bar to TV and other devices and run through audio setup.

6. Contact Vizio Support

If you are still experiencing issues with your Vizio soundbar after trying these troubleshooting tips, contact Vizio support online or by phone.

Provide details on the specific problem and what steps you’ve tried.

Vizio support can provide further specialized troubleshooting or product repair/replacement options.

Frequently Asked Questions

Here are answers to some common questions about troubleshooting Vizio sound bar problems:

Q: Why is there no sound coming from my Vizio sound bar?

Ans: If there is no audio, ensure the sound bar volume is turned up and not muted.

Check that the correct input is selected on the sound bar. Also, verify TV audio output settings are configured correctly for the sound bar and TV speakers are off.

Q: Why is my Vizio sound bar making popping/cracking noises?

Ans: This could indicate a loose wire connection. Check all connections between devices and sound bar.

Also try a different HDMI cable in case current one is faulty.

Q: The sound from my Vizio sound bar cuts in and out – how do I fix this?

Ans: Intermittent audio could mean wireless interference from other devices.

Try moving the sound bar away from other wireless electronics like routers, laptops etc. Also check for any firmware updates from Vizio that could improve connectivity.

Q: I get no sound from the subwoofer connected to my Vizio sound bar. How can I resolve this?

Ans: Make sure the subwoofer is powered on and paired correctly with the sound bar.

Follow re-pairing instructions in sound bar manual. Also check subwoofer volume/gain knob is turned up.

Q: Only the left or right speaker on my Vizio sound bar works – what should I do?

A: There may be a wiring problem with the drivers on that side. Carefully inspect connections to both left and right speakers.

Contact Vizio support who can help diagnose and resolve single speaker issues.

Q: The remote control for my Vizio sound bar is not working. How do I fix it?

Ans: Check remote batteries are installed correctly and are not depleted.

Sync remote with sound bar by pressing volume up and down buttons together. Also check for obstructions between remote and sound bar IR sensor.


With some simple troubleshooting steps, you should be able to resolve any issues with your Vizio sound bar not working properly.

Check all connections are secure, update firmware, factory reset if needed, and adjust audio settings.

If problems persist, contact Vizio support for assistance with diagnosing and repairing the sound bar.

With the immersive audio of a Vizio sound bar fixed and running smoothly, you can enjoy room-filling sound for movies, music, and more.

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