Check how the cable is connected to the headset, the 5-conductor plug needs to be inserted into the headset.
Once connected, please check the following:
1. Make sure that the default Windows audio drivers are selected as your input/output device.
2. Check your privacy settings and allow Windows access to your microphone.
1. Go to settings and make sure you have the correct input device selected.
For more help with setting up your headset, be sure to check out our Arctis Nova 1 Unboxing and Setup video.
If the mic still is not working after checking the cable and set up, please click here to contact our support.