If your speaker or microphone is not working while in a Skype for Business call, the issue likely is that your computer audio settings are not synced with your Skype for Business audio settings.
How to Check your Computer Audio Settings
Click Start
2. Click Settings
3. In Settings, select System
4. Once in System select Sound
5. Now you are in the sound settings for your computer, here you can see two options, the input, and the output devices. The output refers to the speakers and the input refers to the microphone.
6. If you have multiple audio devices connected, then you can select the drop down menu that is located under “Choose your output device”. In the picture below you can see I have two options, the (Mpow HC) refers to my headset speakers, and the (Realtek Audio) refers to my laptop speakers. In this picture I have selected my headset as the audio device I am using. Please ensure that you have selected the audio device that you wish to use.
7. Once your output device is selected, please check that your input device is selected as well. If you scroll down, you can select the drop-down menu for input device and select what microphone you wish to use.
8. To test the output, click the slider located under “Master Volume”, you should hear a ding out of your selected audio device
9. To test the input please speak into your microphone and look at the volume reader located under “Test your microphone”
10. Now that you have selected your audio input/output please take note of the names of the devices for when we cross check them with your Skype for Business audio settings.
How to check Audio Settings in Skype for Business
Open Skype for Business
Select the gear icon in the upper right corner
3. Select “Audio Device”
4. Your audio device selected should be “PC Mic and Speakers” if you are using your computer microphone/speaker, and “Custom Device” if you are using a headset or external audio device.
5. Check that the speaker and microphone are set to the same device as your computer audio settings. In the picture below you can see that my settings are set up for my headset.
6. To ensure that your microphone/speakers are working, select “Check Call Quality”
