How to Fix Discord Picking Up Game Audio on Windows 11

Discord is one of the best platforms for voice chat while gaming, but sometimes it starts doing something really annoying — picking up your game audio through your microphone. Your friends can hear your in-game sounds, music, or even system notifications — basically everything you hear through your headphones.

If that’s happening to you, don’t worry. This issue is pretty common and usually caused by audio routing, driver settings, or incorrect input/output configurations. In this guide, we’ll walk you through how to fix Discord picking up game audio on Windows 11 step by step.

Why Discord Picks Up Game Audio

Before diving into the fixes, let’s quickly go over the most common reasons:

Stereo Mix or “What U Hear” is enabled on your PC.
Incorrect input/output device settings in Discord or Windows.
Headset microphone and speaker feedback (sound leaking through).
Faulty or outdated audio drivers.
Third-party software interference (like voice changers or mixers).

Now, let’s fix it systematically.

Step 1: Restart Discord and Your PC

Sometimes Discord just needs a fresh start.

Close Discord completely by right-clicking its icon in the taskbar → Quit Discord.
Restart your computer.
Open Discord again and check if the issue persists.

If your friends still hear your game audio, continue to the next step.

Step 2: Check Discord’s Input and Output Devices

Discord might be using the wrong microphone or output device, causing audio from your speakers or game to leak through.

Open Discord → click the gear icon (User Settings) at the bottom.
Select Voice & Video from the left menu.
Under Input Device, choose your actual microphone (not “Stereo Mix” or “What U Hear”).
Under Output Device, select your headphones or speakers.
Scroll down and click Let’s Check under Mic Test — speak into your mic and see what Discord detects.

If the input level moves even when you’re silent or only game audio plays, keep troubleshooting.

Step 3: Disable “Stereo Mix” in Windows Sound Settings

“Stereo Mix” (also called “What U Hear” on some sound cards) captures all system audio — and if it’s enabled, Discord might treat it as your microphone input.

Right-click the speaker icon on your taskbar → Sounds.
Go to the Recording tab.
Find Stereo Mix or What U Hear in the list.
Right-click it → Disable.
Ensure your actual microphone (e.g., Microphone – Realtek Audio or USB Mic) is set as Default Device.
Click OK and restart Discord.

This is the most common fix — if “Stereo Mix” was on, disabling it usually solves the problem instantly.

Step 4: Adjust Microphone and Headphone Volume Levels

Sometimes your microphone might be too sensitive, or your headphone sound is bleeding into your mic.

Right-click the speaker icon → Sound settings.
Under Input, select your microphone → Device properties → Additional device properties.
Go to the Levels tab.
Lower the microphone volume to around 80% and test again.
Also reduce your Output volume slightly (under System → Sound → Output).

Check if your friends can still hear your game audio after lowering both levels slightly.

Step 5: Disable “Listen to This Device”

If Windows is set to “listen” to your mic through your speakers, it can cause sound looping.

Right-click the speaker icon → Sounds → Recording.
Select your microphone → Properties.
Go to the Listen tab.
Make sure Listen to this device is unchecked.
Click Apply → OK.

Now restart Discord and test your mic again.

Step 6: Update or Reinstall Your Audio Drivers

Outdated or corrupted audio drivers can cause routing issues.

Press Windows + X → Device Manager.
Expand Sound, video and game controllers.
Right-click your sound device (e.g., Realtek High Definition Audio, Intel Audio, or NVIDIA High Definition Audio) → Update driver.
Select Search automatically for drivers.

If that doesn’t help, uninstall and reinstall:

Right-click the same device → Uninstall device.
Restart your PC — Windows will reinstall the correct driver automatically.

Alternatively, download the latest version from your PC manufacturer’s support site (Dell, HP, ASUS, etc.).

Step 7: Reset Discord’s Voice Settings

If the problem started after tweaking settings, reset Discord’s voice configuration.

Open Discord → User Settings → Voice & Video.
Scroll to the bottom.
Click Reset Voice Settings → confirm.
Restart Discord and test again.

This restores default input/output and processing settings, which often resolves strange audio behavior.

Step 8: Turn Off Exclusive Mode in Sound Settings

When Exclusive Mode is enabled, one program (like Discord or a game) can take full control of your audio device, leading to overlapping sound issues.

Right-click the speaker icon → Sounds → Playback tab.
Select your audio device (headphones or speakers) → Properties.
Go to the Advanced tab.
Uncheck:
- “Allow applications to take exclusive control of this device”
- “Give exclusive mode applications priority”
Click Apply → OK.
Repeat this process under the Recording tab for your microphone.

Then relaunch Discord and test again.

Step 9: Disable Sound Enhancements

Audio enhancements or effects like “Virtual Surround,” “Loudness Equalization,” or “Noise Suppression” from third-party software can cause feedback loops.

Right-click the speaker icon → Sounds → Playback tab.
Select your output device → Properties → Enhancements tab.
Check Disable all enhancements.
Click Apply → OK.

Do the same for your microphone under the Recording tab.

Step 10: Reconfigure Voice Settings in Discord

Once your system is properly set up, tweak Discord’s voice input sensitivity to reduce unwanted pickup.

Go to User Settings → Voice & Video.
Under Input Sensitivity, disable “Automatically determine input sensitivity.”
Manually adjust the slider so that your mic only activates when you speak — not when your game audio plays.

You can test this with the Mic Test option in the same menu.

Step 11: Try Push-to-Talk Mode

If Discord keeps picking up unwanted background sounds, use Push-to-Talk to control when your mic is active.

Open Discord → User Settings → Voice & Video.
Under Input Mode, select Push to Talk.
Set a convenient keybind (like Left Ctrl or Mouse Button 4).

Now your mic will only transmit sound while the key is pressed — perfect for preventing accidental audio leaks.

Step 12: Use a Dedicated USB or External Microphone

If you’re using a headset with a combined audio jack, your system may mix playback and recording channels. Using a USB microphone or a separate mic ensures better isolation and eliminates loopback issues.

Simply plug it in, set it as your Input Device in Discord and Windows, and disable your old mic input.

Step 13: Reinstall Discord (Final Fix)

If you’ve tried everything and Discord still picks up game audio, reinstalling it might solve any corrupted configuration or cache issues.

Press Windows + I → Apps → Installed apps.
Find Discord → three dots → Uninstall.
Restart your PC.
Download the latest version from discord.com and install it.

Once reinstalled, log in and test again.

Wrapping Up

When Discord picks up your game audio, it’s almost always due to Stereo Mix being enabled, wrong input/output settings, or driver misconfiguration.

Here’s a quick recap of the most effective fixes: