Screen sharing seems to be a difficult problem to resolve. Zoom only just resolved this recently[1], Webex has been promising a fix for a while[2], and Skype still hasn't done anything[3].
[1] https://support.zoom.us/hc/en-us/articles/6634039380877-Zoom...
[2] https://help.webex.com/en-us/article/9vstcdb/Webex-App-for-L...