[Fix] Single Jack Headset Mic Not Working (100% Working)

People use the headset that contains two jacks – one is for output and the another is for input. But, in some cases, people use a single jack headset which may lead to the mic not working problem.

If you are using the single jack headphone and facing an issue that your mic is not working, then you have come to the right place. Because we are going to give you some simple and effective tricks to fix this issue that will blow your mind.

Single Jack Headset Mic Not Working

Reasons Why Single Jack Headset Mic Not to Work

The reason is quite simple. There are two ports on your computer and each port is for a specific purpose. The green-bordered port is for output. It will deliver the sound to the speaker of your headset. On the other hand, the red-bordered port is for input which means it receives sound from the microphone of your headset and sends it to the computer.

Note: If the port of your headset is TRS (Tip Ring and Sleeve) then, you will only be able to use your headset for either outgoing signals or incoming signals at a time.

Now, if you use a single 3.5mm jack headset, then it will only work as an output device. That means, you can only hear sounds but your mic will not work.

So, what you can do to solve this issue? Don’t worry, the solutions are given in the next section.

How to Fix a Single Jack Headset Mic Which Is Not Working?

You are now aware of the function of your headphone jack and hopefully, you have understood why your headset’s mic is not working on your computer. As you are using a single jack, you have to either customize the setting on your computer or have to use a converter to fix this issue. Before that, you are recommended to check if you have connected the jack correctly to your computer and also ensure the mic volume is not muted on your device. However, it happens in some cases that the mic does not work even after customizing the settings and using a converter. This can be due to the driver or the hardware problem. So, you need to fix the driver or hardware to solve this problem in that case. The solutions to fix your single jack headset’s mic not working problem are given below:

Method-1: Adjust Audio Settings

Before applying other solutions, it is best to customize the settings on your computer so that it can adapt your headset and work correctly. For that, you need to choose your headset as the default recording device on your computer. The instruction to make your headset the default recording device both for Windows and MAC are given here:

For Windows users:

  • Search for Control Panel on your Windows search bar.
  • Then, choose Hardware and Sound.
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  • Next, click on Sound.
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  • Click on the Recording tab and select your Headset.
  • Finally, click on the Set default button.
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For MAC Users:

  • Open the Spotlight search tool and type Sound on the search bar then press enter.
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  • On the Sound window, click on the Input tab and select your headset mic as the default mic.
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Method-2: Update Sound Drivers

No matter if you are using a single jack headset or double jack headset, an outdated driver can trigger the mic not working problem. Updating or reinstalling sound drivers can fix the issue.

Here are the steps to update the sound driver so that you can fix the mentioned issue:

  • First, press the Windows key and X key simultaneously and choose the Device Manager from the list of WinX menu.
  •  Then, expand the Audio inputs and outputs.
  • After that, right-click on the audio driver named Microphone (Realtek High Definition Audio) and click on Update driver.
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  • Now, click on the “Search automatically for drivers” option and it will find the latest driver automatically for you.
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  • If that doesn’t fix the issue, then update the driver manually by clicking below the first option – “Browse my computer for driver software”.
  • Then, click on “let me pick from a list of available drivers on my computer”.
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  • tick the Show compatible hardware checkbox and choose the latest version.
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  • Finally, click Next and Yes to complete the process.
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Now restart your computer after updating the audio driver. If this doesn’t fix the issue, then you should try the next method to fix it.

Method-3: Use a 3.5 mm Jack Splitter

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Splitter cables contain two different jacks and a port. It ensures dedicated input for both – input and output. It splits single jack to double jack. In a word, it works like a single to double jack converter.

When you put your single jack headset’s jack into the port of the splitter cable and put the two jacks of the splitter cable to your computer, then your headset will work in different ways (input & output) at the same time.

So, using the splitter cable, your headset’s mic will work correctly as well as the speaker of your headset.

Method-4: 3.5 mm Jack to USB Adapter

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Many headsets use a USB port instead of a jack. The USB port doesn’t need a dedicated microphone or speaker connection. One USB can handle both of them. That’s why headsets with USB port, doesn’t face any complications such as the mic not working or the speaker not working problem.

There is a 3.5 mm jack to USB adapter on the market which is basically a USB cable with the 3.5 mm port at the other end. Basically, it converts Jack to a USB cable.

If you connect your headset’s jack to it and connect the USB to the USB port of your computer, then you will be able to use both – your headset’s mic and speaker at the same time.

So, you can try buying a 3.5mm jack to USB adapter from any nearest electronics outlets or online and coconut your headset to the computer using this accessory. Hopefully, your mic will work perfectly this time.

Frequently Asked Questions

Why Is My Headset Working but Mic Not?

There can be several reasons behind the headset working but the mic not working issue. You need to apply the following to fix this problem:

  • Turn off the Mute button both on your headset and your computer.
  • Check the connection.
  • Update the audio drivers.
  • Set your headset as the default recording device.
  • Check if the jack and the port are working properly or not.
  • Update your operating system.

How Do I Use My Double Jack Headset on My Mobile Device| How to Use Double Jack in a Single Port?

Your headset has two different ports with two different purposes. If you connect the green jack or speaker jack to your phone, then you can only hear the sound and your mic will not work at all. On the other hand, if you use your microphone jack in your phone, then you will not hear anything only your mic will work. So, how can you get rid of this problem? Well, it can be easily handled with an adapter.

There are several kinds of adapters on the marketplace that may help you. Some of them are mentioned below to help you:

  1. 2 x 3.5 mm jack adapter
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  • 3.5mm Stereo Jack Adapter
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If none of these work for you, then your mobile device may not support a double jack headset. So, you can try a single jack headset on your mobile device.


You may face many problems if you use a single jack headset on a device that supports a double jack unless you know how to manage the issue. The most effective and easiest tricks are mentioned in this article and after reading it you are now able to use your single jack headset on any device that supports double jacks.

Please leave your comment in the comment section below and tell us which trick you will have chosen to fix the mic not working issue.

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