How to Fix Xfinity Flex Sound Not Working?

Please let me know How to Fix Xfinity Flex Sound Not Working. I have no idea about this. If anyone knows then help me in resolving this issues.


James 1   Ans 2 weeks ago
Answer - 1

Fix Xfinity Flex Sound Not Working:

You are not alone if your Xfinity Flex Sound Not Working. In reality, a lot of people were attempting to find a solution to this issue, but you're fortunate since we'll address that in this article!

Along with explaining the causes of the issues with your Xfinity Flex's audio, we will provide you with a comprehensive and thorough cure for them.

Why isn't the Audio on my Xfinity Flex Working?

As simple as we would like it to be, there isn't just one way to solve this issue.

Whether you have one (1) or multiple televisions affected by this issue, the following common causes are:

  • The TV is plugged in with gadgets (headphones, earphones, etc.).
  • The phone was unintentionally muted.
  • There is no direct connection between your box or adapter and the television.
  • You're listening to the wrong acoustic signal. 

It will be challenging to identify each of these individually as the cause. What can you do, therefore, to effectively fix the issue of your Xfinity flex audio not working?

How to Fix All Channels Not Playing Audio

This is the step-by-step instruction you must use if the issue is impacting all channels with your Xfinity Flex.

Step #1:  See If the Device is Muted.

  • On numerous occasions, people have unintentionally set their smartphones to silence.
  • Therefore, the first step is to ensure that you've turned off the sound on the screen or other currently in use devices (e.g., a speaker, subwoofer, etc.).
  • Make sure all equipment has sound.

Step #2: Are There Any Plugged-In External Devices?

Next, make sure you're using the right gadget for the audio output.

This implies that television may be linked to an external device, such as headphones, earphones, or any other types of audio device.

Step 3: Verify that the Device is Directly Linked to a TV.

The box and adapter (Xfinity Flex) need to be connected straight to the television at that point.

Step #4: Check the TV's Audio Input

Checking and confirming the TV audio output you're utilizing is the next step. On your screen, go over to Settings, then select Audio > Audio Output to verify this.

Make absolutely sure the audio output is set to the appropriate one. This ought to be sufficient to resolve this specific issue at this point.

Step #5: Reset Xfinity Flex

Resetting your Xfinity Flex is the last step before the procedure is complete. Your Xfinity Flex may be easily restored to factory settings in just a few simple steps:

Step 1: Turn the device on again and make it active.

Step 2: Use your remote to concurrently press POWER and MENU.

Step 3: Next, use the remote's UP + DOWN arrows to move the camera.

Step 4: Select the "Restore Defaults" option.

Step 5: Finally, click OK.

Watch for the computer to restart and reset. The settings will be reset to their factory defaults after it is finished. When you follow these instructions, the issue with your Xfinity Flex's audio will be fixed and fixed!


Whenever they discover their Xfinity Flex Sound is Not Working, people frequently overthink the situation. Nevertheless, this problem actually has a straightforward answer, but you're not required to be an expert to handle it.

  • Ronald dennis
  • 17 February 2024
Chat with