New Quizzes: messaging with students during lockdown browser

While giving a new quiz with respondus lockdown browser (not proctoring) I found myself wanting to communicate with several students, but there was no way to do this other than email, they responded ...

how to communicate with students taking respondus lockdown quiz

I am an instructor, and I found I wanted to communicate with some students while they took a new quiz using respondus lockdown browser (but not proctoring).  In that case, there were specific ...