Zoom is now introducing some new features to prevent interference, or zoom-bombing. Starting from April 5, Zoom will require passwords to enter calls via Meeting ID. The video app will also change virtual waiting rooms to be on by default that will make hosts to manually admit attendees.

You cant change the password settings, but you can log in on line and turn waiting rooms off under …
Admin
– Account Settings …then scroll right down to
– – Waiting Room