How to Fix Microsoft Teams Meeting Attendees Unable to Hear Audio or See Shared Screen

Summary

This guide helps you troubleshoot and resolve: How to Fix Microsoft Teams Meeting Attendees Unable to Hear Audio or See Shared Screen. Follow the steps below to fix the issue.

Common Causes

When Microsoft Teams meeting attendees cannot hear audio or see a shared screen, the issue usually stems from microphone permissions, incorrect device selection, or screen sharing settings. This guide helps Brisbane small business customers identify and resolve these problems quickly.

Quick Fix Steps

1. Ask the presenter to check that their microphone is not muted in Teams.
2. Ensure the correct speaker and microphone are selected in Teams device settings.
3. Confirm the presenter is sharing the correct window or entire screen, not just a single application.
4. Ask attendees to check their own speaker volume and device selection.
5. Leave the meeting and rejoin to refresh the connection.

Detailed Instructions

Check Microphone and Speaker Settings

1. In Microsoft Teams, select the Three dots (...) next to your profile picture, then choose Settings.
2. Select Devices from the left menu.
3. Under Audio devices, verify the correct microphone and speaker are selected from the dropdown menus.
4. Select Make a test call to confirm your microphone and speakers are working.
5. If using a headset or USB microphone, unplug it and plug it back in, then reselect it in the Devices menu.

Share Your Screen Correctly

1. During the meeting, select the Share content button in the top meeting controls.
2. Choose one of the following options:
3. Screen: Shares your entire desktop. Attendees will see everything on your monitor.
4. Window: Shares only a specific application window. Attendees will not see notifications or other open apps.
5. If you need attendees to hear computer audio (such as a video), select the Include computer sound toggle before sharing.
6. Select the screen or window you want to share, then select Share.

Check Attendee Audio Settings

1. Ask each attendee to select the Three dots (...) in the meeting controls, then choose Device settings.
2. Verify the correct speaker is selected under Speaker.
3. Ask the attendee to adjust their computer volume and ensure it is not muted.
4. If the attendee is using headphones, confirm they are plugged in or connected via Bluetooth.

Troubleshooting

Attendees Cannot Hear the Presenter

• Presenter microphone muted: Look for a slash through the microphone icon in the meeting controls. Select the Microphone button to unmute.
• Wrong microphone selected: Go to Settings > Devices and select the correct microphone.
• App permissions blocked: On Windows, go to Settings > Privacy & security > Microphone and ensure Microsoft Teams has permission. On macOS, go to System Settings > Privacy & Security > Microphone.
• Low bandwidth: Turn off video to preserve bandwidth for audio. Select the Camera button to disable video.

Attendees Cannot See Shared Screen

• Screen sharing not started: The presenter must select Share content and choose a screen or window.
• Wrong content shared: If the presenter shared a window instead of the full screen, switch to Screen sharing to show all applications.
• Presenter has stopped sharing: Look for a sharing indicator at the top of the presenter's screen. If sharing has stopped, restart it.
• Attendee connection issue: Ask the attendee to leave and rejoin the meeting, or check their internet connection.

If you are still unable to resolve the issue, Open a Ticket with 220 Internet Services support.

For related help, see our guide on Email not sending or receiving.

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