Skype For Business Mac Problems
Note: Some features described here might not be available in your organization. Check with your Skype for Business administrator (usually the person who provided your user ID and password) if you’re not sure. What features have changed in Skype for Business on Mac? Read about the features that are available in. Does Skype for Business on Mac run on my version of Mac OS? Skype for Business on Mac runs on OS X El Capitan or later versions.
Skype for Business Server 2015 customers should at a minimum download and install the Skype for Business Server 2015 Cumulative Update version 9319.272 or higher (coming soon). Lync Server 2013 customers should consider upgrading their installation to Skype for Business Server 2015 or downloading the latest Lync Server 2013 Cumulative Update. 
Skype for Business on Mac requires that the user be running Mac OS X El Capitan, or higher. It is worth noting that a recent update in September 2018 fixed issues that now allow the program to fully support Mac OS Mojave.
Skype For Business Mac Problems
This isn't just a Skype issue. Outlook 2016 is completely unusable. Excel regularly crashes on typing very simple formulas. Powerpoint files sent to me from Windows users crash Powerpoint 2016 often. And, of course, Outlook 2016 isn't compatible with anything and loves to add duplicates of your contacts. But, of course, Microsoft has decided that their latest software is always better than old stuff so they're taking control of your computer and upgrading you to Windows 10.
When users join the meeting, they will join on whichever client (Lync or Skype for Business) is installed on their system. If a user does not have either product, they will be prompted to install the Skype for Business Web App.
Skype For Business Mac User Guide
• In the red Office 365 toolbar, click the App Launcher icon (nine dots at the left end of the toolbar), then click People. • On the left, under Your contacts, click Skype for Business Contacts. If you do not see Skype for Business Contacts, click Your contacts. You should now see Contacts, S kype for Business Contacts, and Other contacts. • Right-click (Mac: or ctrl-click) the contact you wish to remove, then click Remove from Skype for Business contacts. • Re-start the Skype client.
One example of many quality problems with their software. Randall King Slow! Needs more features.
Or the whole thing will crash and not accept username/passwords for an hour (which is bette. It's at the point where the only keeping Skype going is momentum.