As promised, we have rolled out the change to use Skype for Business desktop app on Mac as our web-downloadable meetings client instead of Skype Meetings App (SMA)!
The change applies to meeti...
Updated Apr 08, 2019
Version 2.0
Blog Post
Andy Sutton - We don't have any open issues with screen sharing from the Mac app, so your problems may be something unique to your environment or something that's not been reported to us. I recommend working with your organization's helpdesk as a first step. They can determine whether it is something in your environment or server infrastructure. If it looks like a product bug, they can engage with our support team.
Phil.