Razer Blackshark v2 USB Sound Card Mic Not Working(FIXED)

Razer Blackshark v2 USB Sound Card Mic Not Working

I know how frustrating it can be when you just got your soundcard and headset but it doesn’t work , especially when it comes to Razer Blackshark v2, so if your razer blackshark v2 usb sound card mic is not working then go through these 9 ways and your problem will be fixed!

Why It Happens

So your headset is not working with the sound card right? there might be quite a lot of reasons for why it might happen, but we’re going to go through the main ones:

  • There’s a problem with the cable
  • There’s a problem with the soundcard
  • The Soundcard is not installed properly
  • Problem with Razer Synapse
  • Microphone is muted
  • The headset is damaged
  • The Soundcard is damaged
  • The headset is not set to default

Now that we know what can cause the problem, let’s go through how we can fix them and get your mic to run properly.

How To Fix The Razer Blackshark v2 Mic Problem With Sound Card

1. Inspect The Cable

The first thing you should do is take a good look at the cable, especially the ends and check to see if there’s any kind of damage, then you should inspect the cable that leads from the headphone itself to the microphone and make sure to see if it’s not broken.

That tiny little cable is right under the headphone cushion.

2. Make Sure That Your Sound Card Is Not Damaged

Sometimes faulty ports and a malfunctioning sound card can lead to the mic not working, so make sure that all of the ports of the sound card are working properly.

3. See If The Sound Card Is Fitted Properly

If your sound card is not installed on the motherboard properly then that might be what’s causing the problem, check to make sure that your soundcard is installed in the right slot, which is the PCIE slot.

If it’s not sitting on the slot properly or if it’s lose then you might not be getting the proper functionality from it.

4. Reinstall Razer Synapse

Razer synapse is a software introduced by Razer to control the hardware, however, sometimes the wrong version is known to cause interference with the hardware and as a result it doesn’t deliver the right kind of performance.

Always make sure that Razer Synapse is updated to the latest version or if it’s causing problems then here’s how you can reinstall it:

  • Go into Control Panel > Uninstall a Program
  • Select Razer Synapse and click on “uninstall this program”
  • Go to this link and download and install razer synapse

5. Update Firmware Of Your Headset and SoundCard

Always keep checking for firmware updates for both your soundcard and your headset, depending on the company of your soundcard, you can usually find the firmware update on it’s website.

But to check and install a firmware update for your Blackshark headset follow these instructions:

6. Check If Your Microphone Is Clean And Not Muted

This is very easy to miss so make sure that there’s no obstruction inside your microphone, it’s free of dust and debris, in addition to that, also check if it’s not muted from windows audio settings.

7. Set The Headset As Default

When multiple audio devices are connected to the PC/Laptop, windows often gets confused so you should set your headset to default audio device, here’s how you do it:

  • Type “Sound Settings” into your Windows 10 search bar
  • Make sure that the headset is set as output and input device
  • Then Go Into “Advanced Sound Options”
  • Then set your Blackshark headset as the default audio input and output device

8. Check If Soundcard Is Not Damaged

Check for visible damage on the sound card and see if it’s in perfect condition, try to use the soundcard on another computer and check if it’s working, if it is then there’s a problem with the PCIE slot so you should try to switch the PCIE slot.

Additionally, you should also check if the microphone is working without using the soundcard.

9. Contact Customer Service

If everything above fails and your devices are in warranty then you should contact the customer support for razer as well your Soundcard company and they will either diagnose the problem themselves or give you a good replacement.


Here are 9 ways in which you can safely fix the problem with your blackshark v2 headset when the microphone isn’t working with the soundcard.