Screenshare stopped working
If screenshare recently stopped working and you are using Chrome on a Mac, you've encountered a Chrome bug.
Don't worry, the following steps will fix screenshare for you:
1. Remove screen recording permissions for Chrome. You can do this by going to system preferences > security & privacy > screen recording > press unlock > untick Chrome
2. Quit and re-open Chrome
3. Now, re-grant permissions to Chrome for screen recording
4. Quit and re-open Chrome
5. Open Cosmos, and screen share should start working for you