Board Settings
Open Board Settings from the ⋮ icon at the top right of a board. Here an Administrator or the board's owner can set up the whole board, from how it looks to who can access it. There are three settings tabs: General, Columns and Layouts.
General:
Set the board's general details.
Columns:
Manage the columns (fields) available on the board.
Layouts:
Manage the display layouts available on the board.