Fortunately, most sound problems can be fixed by following a series of troubleshooting steps. This article provides a comprehensive guide to resolving audio issues in Windows.

Make sure your microphone is connected to your PC. Select Start > Settings > System > Sound. In Input, select the microphone that you want to test. In Input settings, look at Input volume while …

Speak into your microphone while checking under Test your microphone to make sure your settings work. If you see the line moving from left to right, your microphone is working.

Turn the Sync device buttons toggle on to sync your Teams audio device and use all its buttons during a meeting. Select Make a test call to test your settings. Select Background noise only to suppress …

Troubleshoot Surface sound and audio accessories. Find solutions if your Surface speakers aren't working or you're experiencing built-in speaker issues.

If you can't hear others during a call or meeting, check whether your speaker is muted or disconnected in your device settings. In your Teams meeting window, select the dropdown arrow next to Mic.

In the lower-left corner of the Lync main window, click the audio device menu, and then click Check Call Quality to make a test call and hear how you sound using the selected device.

If your Bluetooth device connects to Windows but you hear no sound, experience low audio quality, or face frequent disconnections, it can disrupt your audio experience.

Check that your headphone boom is not in the mute position (usually upright or away from your mouth), or that your external mic's physical mute button is not turned on.

To adjust and test your microphone, speak into the handset, headset, or phone you’re using. If the volume of your computer microphone is optimal, the status bar will fill to the middle portion of the test …

Open Lync, click the Options button, click Audio Device, and then, under Audio device, select the audio device that you want to use for audio. You can adjust and then test the speaker and ringer volume: In …