Windows Update to 24h2 causing Teams ONLY mic issues?

Recently a few of our laptops updated to Windows 11 24h2, not by choice more by force, and since that happened, I have had several Tickets opened for Mic not functional. I can work with the user and the internal microphone to the PC will usually work without any issue, however any / all external mic's will not function properly. We primarily use Plantronics headsets that have their own dongle, but even plugging a wired mic headset in, will not function correctly.

I have tried everything i can think of:

  • Uninstalling / reinstalling drivers

  • Clearing teams cache / reloading teams

  • New headsets

  • checking to make sure mic has been allowed use in windows 11

  • sound settings / poly lens settings

  • etc

Yet the mic will either be A) intermittent and work or B) not work at all Only in Teams. External applications work just fine. I have been looking everywhere and have not found a solution.

For now, one thing I can do is toggle from headset to internal mic then back to headset in teams and then it starts to work, but only after I have initiated a call. Im at a loss right now and just looking for some help.

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Dear Glen Newell,

 

Good day! Thank you for posting to Microsoft Community. We are happy to help you.

I'm really sorry to hear about the trouble you're experiencing with the microphones after the Windows 11 24H2 update. It sounds incredibly frustrating, especially since you've tried so many solutions already.

Recently, many users have reported similar audio problems with Windows 11 24H2. For now, the bug appears to be localized to "a limited set of devices" from unnamed manufacturers. Microsoft hasn't revealed which brand is affected. It seems that some audio drivers might not yet be perfectly adapted to this new update. We may need to be a bit patient while waiting for the latest drivers to be released.

In the meantime, here are a few additional steps you might try:

  1. Go to Settings > Privacy & Security > Microphone > Ensure that Allow apps to access your microphone is turned on, and that Microsoft Teams has permission to use the microphone.

  2. Open Device Manager > Expand Audio inputs and outputs > Right-click on your microphone device and select Update driver. Choose Search automatically for drivers. If the issue started after a driver update, you might try rolling back the driver by selecting Properties > Driver tab > Roll Back Driver.

  3. Go to Control Panel > Sound > Recording tab > Right-click on your microphone and select Properties > Under the Advanced tab, uncheck Allow applications to take exclusive control of this device.

  4. Run the Audio Troubleshooter: Go to Settings > System > Sound > Scroll down to Input and select Troubleshoot under your microphone device.

  5. Compatibility Mode for Teams: Right-click the Microsoft Teams icon on your desktop > Select Properties > Compatibility tab > Check Run this program in compatibility mode for and select an earlier version of Windows.

  6. If you’ve unknowingly installed the 24H2 update and your system suddenly loses sound, try rolling back your Windows version. Go to: Settings > Windows Update > Update History > Uninstall Updates. And revert to the previous one. This is especially effective if the bug disrupts your workflow.

If the issue persists, please let me know and we will investigate further. Rest assured, we are keeping a close eye on this issue and will update you as soon as we have more useful information.

Thank you for your understanding and patience. If there's anything else I can assist you with in the meantime, please let me know.

Please understand that our initial response does not always resolve the issue immediately. However, with your help and more detailed information, we can work together to find a solution. Thank you for your patience and cooperation.

Sincerely~
De Paul | Microsoft Community Moderator


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You tell us to be patient while we can't perform the functions of what we use the devices for. You tell us to be patient while our businesses suffer. I can't even get around this now and it's caused a ton of setbacks for my business and work. Resetting the PCs results in lost time and resources when it downloads again anyway. This is unacceptable.

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Dear Glen Newell,

 

Good day! Thank you for posting to Microsoft Community. We are happy to help you.

I'm really sorry to hear about the trouble you're experiencing with the microphones after the Windows 11 24H2 update. It sounds incredibly frustrating, especially since you've tried so many solutions already.

Recently, many users have reported similar audio problems with Windows 11 24H2. For now, the bug appears to be localized to "a limited set of devices" from unnamed manufacturers. Microsoft hasn't revealed which brand is affected. It seems that some audio drivers might not yet be perfectly adapted to this new update. We may need to be a bit patient while waiting for the latest drivers to be released.

In the meantime, here are a few additional steps you might try:

  1. Go to Settings > Privacy & Security > Microphone > Ensure that Allow apps to access your microphone is turned on, and that Microsoft Teams has permission to use the microphone.

  2. Open Device Manager > Expand Audio inputs and outputs > Right-click on your microphone device and select Update driver. Choose Search automatically for drivers. If the issue started after a driver update, you might try rolling back the driver by selecting Properties > Driver tab > Roll Back Driver.

  3. Go to Control Panel > Sound > Recording tab > Right-click on your microphone and select Properties > Under the Advanced tab, uncheck Allow applications to take exclusive control of this device.

  4. Run the Audio Troubleshooter: Go to Settings > System > Sound > Scroll down to Input and select Troubleshoot under your microphone device.

  5. Compatibility Mode for Teams: Right-click the Microsoft Teams icon on your desktop > Select Properties > Compatibility tab > Check Run this program in compatibility mode for and select an earlier version of Windows.

  6. If you’ve unknowingly installed the 24H2 update and your system suddenly loses sound, try rolling back your Windows version. Go to: Settings > Windows Update > Update History > Uninstall Updates. And revert to the previous one. This is especially effective if the bug disrupts your workflow.

If the issue persists, please let me know and we will investigate further. Rest assured, we are keeping a close eye on this issue and will update you as soon as we have more useful information.

Thank you for your understanding and patience. If there's anything else I can assist you with in the meantime, please let me know.

Please understand that our initial response does not always resolve the issue immediately. However, with your help and more detailed information, we can work together to find a solution. Thank you for your patience and cooperation.

Absolutely none of that work

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So far the only thing that I have found to solve this issue is to re-image the machine... this should not be what it takes.

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Well, when you break down and do that the thing will update quickly anyway and you're stuck with this failure. I can't use any of my devices to broadcast or anything now! It's totally ridiculous.

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Well i did all the updates. the best i can tell is maybe it was a previous hotfix that is something they fixed in 24h2 and now its breaking it... cause after all my updates things still work.

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Hello Glen,

Thank you for providing detailed information about the issue you're experiencing with external microphones in Microsoft Teams after the Windows 11 24H2 update.

I'm sorry to hear about the trouble this has caused. It sounds incredibly frustrating, especially since you've already tried many solutions. Unfortunately, there is currently no new update from Microsoft regarding this issue. However, it is a known issue, and we are waiting for an update from Microsoft to resolve it.

We appreciate your patience as we work to address this problem. As soon as there is an update, we will share it here.

Thank you for your understanding. If you have any other questions or need further assistance, please feel free to reach out.

Sincerely~
De Paul | Microsoft Community Moderator


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Oh i dont really understand why windows 10 was supposed to be the last operating system ever and here we are being forced into a new system that Microsoft keeps breaking but whatever... its why i moved to Linux on my personal pc...

But for the love of all that is holy fix the issue.

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Hello De Paul,

Thank you so much for saying this. I am in a similar boat and it is impacting operations badly. Can you please provide some documentation or update to it being a known issue? I am curious if this was already supposed to be fixed in KB5050094 or not.

Thank you so much for any insight anyone can give.

Best,

Anna

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We are experiencing exactly the same problem. Microphones are still working poorly in Teams, they do not pick up the first part of the speech. We use Jabra headsets. The issue occurs specifically after installing the 24H2 update. Fortunately, we use MDM and we were able to stop the further rollout of this disaster update. I assume Microsoft takes this very seriously and will come up with a fix soon?

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Last updated April 25, 2025 Views 3,455 Applies to: