Скачать или смотреть How to install Skype for Business on your Mac

Open your browser and go to https://portal.office.com
Login with your Office 365 credentials (If you don't know your credentials please contact your IT Provider)
Click on Install Office apps
From the drop down menu choose: Other Installation options
On the left hand inside choose: Skype for Business
Click the Install buttom
The installation file download will begin, once completed click on it to initiate the installation.
Follow the on screen prompts, no need to change anything.
Once finished, go to "Launchpad", find the app and click on it to open
Once open use your Office 365 account to login
You are now ready to use Skype for Business
For more information on how to use Skype for Business, please go to: https://support.office.com/en-us/arti...