46+ Ms Teams Meeting Options Default Background. Users will be able to change this setting per meeting but if they don't do any. For each meeting, the meeting owner must manually adjust it.

What's new in Microsoft Teams - Office Support
What's new in Microsoft Teams - Office Support from support.content.office.net
The option to formally end meetings for all teams participants at the same time. Option to announce when callers join or leave a teams meeting, so you always know who is in your online meeting. Online meetings and conferences are a key component of microsoft teams.

Meeting organizers can click meeting options in the meeting invitation to change this setting for each meeting they schedule.

By linus cansby · published july 20, 2019 · updated january 16, 2020. Another minor, yet important detail which can be customized in microsoft teams meeting invitations is the hostname your options are either to (a) leave the global policy set to the default disabled provider and then simply enable all. By default, the meeting is set to 30 minutes but may be changed to different time frames and days. By default, the meeting options are set so that no one has to wait in the lobby and everyone has the presenter role by default.