To change the event time on the Scheduler tab, move the event column (it is filled with the calendar color) by holding down the left mouse button along the timeline to the right or left. Choose the most convenient time for all participants, focusing on the participants' busy intervals.
To change the duration of an event, hold down the left mouse button on the right or left border of the column and drag it to the right or left.
The column of the created event does not cover rows of participants with email addresses from external mailboxes and is limited to internal participants.