How do I draw or edit walls?

Open the Room panel and choose Draw walls or Edit walls. The tools are Select, Walls, Room and Door, with keys V, W, R and D. Choose Done or press Escape to go back to your tables.

Walls: click to place each corner.
Select a wall to split it, straighten it, add a door or window, change its thickness or delete it.
Select a corner to drag it or delete it.
Select a room to name it, say what it is for, set its size or delete it.

Every change has one undo, from the tool bar or with the usual shortcut.

How do I draw or edit walls?

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