I'm not sure this solves that problem. It's running Win10 with Skype for Business, a combination which I struggled and failed to make screenshare a PowerPoint d

I'm not sure this solves that problem. It's running Win10 with Skype for Business, a combination which I struggled and failed to make screenshare a PowerPoint document with one other participant just last week. We use it pretty frequently, and pretty often someone needs to resort to calling in from their mobile phone, like it was 1992.