The Prysm Sharing Agent is a supplement to the Prysm application that allows you to share files and desktop applications from your Windows 10 device. Using Prysm’s collaborative workspaces, participants can contribute and view shared content alongside web apps, notes, sketchboards and file-based content added by other team members.

Requires the Prysm application - https://www.microsoft.com/store/apps/9ND8TFRJWLCV

With support for concurrent screen sharing in a single session, Prysm enables an unprecedented visualization and collaboration canvas accessible to every member of your project team which meets them in their native workflow.