On desktop (macOS, Windows, or on Wire for web)
Schedule a meeting:
Select Meetings in the main navigation:
Select Create Meeting.
Select Schedule Meeting:
Add a title and the participants. You can also select all members from a group or channel as participants at once.
Schedule the day and time of the meeting.
Select Schedule Meeting.
Participants see the meeting in their Meetings list straight away.
Be aware of timing:
A meeting starts and ends on the same day, so it can't run past midnight
Times move in steps of 15 minutes, and meetings end no later than 11:45 PM