Post about teams mentions minimize *this* prompt - what prompt, exactly?

Question

In the post about teams being free now it states

If you don’t belong to any teams, there will be a prompt to start a team, which can be minimized.

what is this referencing? I can not find a way to minimize this prompt to start a team.

so what is it referencing?

Answer 1

I think that is the minimized form.

The full version is a larger box with a Teams prompt:

Clicking the X in the corner of it results in what's in your screenshot.