If your Mac is running an earlier macOS, go to to see if you can upgrade to OS X El Capitan (version 10.11). To check the macOS version, choose About This Mac from the Apple menu. Skype for Business app is only supported on OS X El Capitan (version 10.11) or later OS X. Click on the link for 'Try the Skype web app' at the bottom of the emailįor more help, go to the Microsoft website.ĭownload and install Skype for Business App on a Mac.On the date and time of the meeting, open the email with the meeting information.You will not be installing an app on your computer. Use the web version of Skype for Business through a browser if you are invited to a meeting. There are two ways to connect to a meeting: Join a meeting through a browser The court uses the app Skype for Business for video appearances, conferences, and other kinds of virtual meetings.