The problem of Microphone Not Working in Microsoft Teams has been reported by some users. You should be able to fix this issue using troubleshooting steps as provided below in this guide.
Microphone Not Working in Microsoft Teams
The issue of Microphone Not Working, is known to occur, both in Laptops with built-in Microphone and also on desktop computers using an external Microphone.
In case of Desktop computers using Microphone, the problem is usually due to Camera not being automatically selected by the Teams App.
Other reasons for this problem range from Microphone Access to Apps being blocked in Windows Privacy section to other configuration issues.
1. Select Your Speaker in Microsoft Teams
Make sure your Camera is selected or available for selection in Microsoft Teams.
Open Microsoft Teams, click on your Profile Icon and select Settings in the Drop-down menu.
On Teams Settings screen, select the Devices tab in the left-pane. In the right-pane, use the drop-down to select your Microphone.
If the Microphone is not listed on this screen, it is either not being recognized or has been disabled in the Privacy settings on your computer.
2. Troubleshoot Sound Problems
Right-click on the Speaker Icon in the Taskbar and select Troubleshoot Sound Problems option.
If prompted, enter your Admin Password and allow Windows to find and fix the problem on your computer.
3. Check Microphone Access in Privacy Settings
Go to Settings > Privacy > scroll down in the left-pane and click on Microphone. In the right-pane, make sure Microphone has access to your computer.
If Microphone access is disabled, click on Change and allow Microphone to access your computer.
4. Allow Apps to Access Microphone in Privacy Settings
Go to Settings > Privacy > select Microphone in the left-pane. In the right-pane, make sure Allow Apps to access your Microphone is switched ON.
On the same screen, scroll down and make sure Allow Desktop Apps to access your Microphone option is switched ON.
Restart Microsoft Teams and see if the Microphone is now working.
5. Enable Microphone Using Sound Settings
Right-click on the Speaker Icon in the Taskbar and select Open Sound Settings option.
On the next screen, scroll down in the right-pane to Input section and make sure your Microphone is listed under “Choose your Input Device” section. If your Microsoft is not listed, click on Manage Sound Devices option.
On the next screen, you should see your Microphone listed as Disabled under ‘Input Devices’ section. Click on the disabled Microphone and click on Enable.
This allows your computer to use the Microphone as a recording device for Microsoft Teams and other Apps. To confirm, go back to Sound Settings page and speak into your Microphone.
If the Microphone is working, you will see the bar moving under Test Your Microphone section.
6. Enable Microphone Using Control Panel
In certain cases, you may have to enable the Microphone using Control Panel.
Open Control Panel > navigate to Hardware & Sound > Manage Audio Devices.
On the pop-up, switch to Recording tab and see if your Microphone is enabled. If it is disabled, right-click on the Microphone and click on Enable.
After this, the Microphone should be available for selection in the Teams App.
7. Allow Applications to Control Sound
Right-click on the Speaker icon in taskbar and click on Sounds.
On the next screen, switch to Recording tab and double-click on your Microphone.
On Microphone properties screen, switch to Advanced tab and make sure Allow Applications to take exclusive control of this device option is selected.
Click on Apply and OK to save this setting.
Restart your computer and see if the problem of Skype Audio not working on your computer is fixed.
8. Allow Media Access for Apps in Microsoft Teams
Open Microsoft Teams Settings > select Permissions tab in the left-pane. In the right-pane, toggle on Media (Camera, microphone, speakers) option.
This will allow Apps that you add as tabs in Teams to access the Microphone on your computer.