How to share two screens by hangout?

I'd like to share two screens, before update Google Chrome, I could share them but now I can't.How to share them, please?Ubuntu 16.04

~$ google-chrome --versionGoogle Chrome 83.0.4103.97

I don't know how to select two screens at the same time.

If you see, it gave me one option in the first snapshot (screen 1).

If you see, it gave me one option in the second snapshot (screen 2).