
Note: Refer this document to know more about Microsoft Skype Product ID Save the file, after making the customization changes.Edit uninstallSkype.xml file as given below,.Create uninstallSkype.xml file in the location where you have the Microsoft office package.Find the Skype for Business Installer Package (called SkypeforBusinessInstaller-16-28-0-142.pkg) and double click to install Skype for Business.Restart the computer by clicking the Apple menu and clicking Restart.

Download Skype installer package to your computer.Go to Finder > Application and drag "Skype for Business" from the list of applications to the Trash.Uninstall Skype for Business and install the previous version of Skype for Business. Skype will ask for permission to use the camera and the microphone. Restart the computer by clicking the Apple menu and clicking Restart.If it is already checked, then uncheck it. Uncheck the box next to Skype for Business.If Skype for Business is not on the list, go to Fix #3. If Skype for Business is not listed under "Microphone", go to "Camera" and find Skype for Business on the list. Restart computer by clicking the Apple menu and clicking Restart.

Note: You might need to unlock the padlock and confirm the change. If it is already checked, then uncheck it and recheck the box.


There are known microphone issues for Skype for Business running on macOS Catalina (version 10.15).
