The first thing you observe once you will get to Step 2 is the pop-out HINT window which lets you know to click onANY blue wall in order to add WINDOWS and DOORS.

You can right click screen (outside room) and drag-view to fit your room on screen. Also if anything is unclear you can always access User Guide on right top screen.

On Step 2 you can start by click one of your desired walls in order to insert your favorite door or window, sequent you can click other walls to insert more windows or/and doors. When you click one wall, “Wall Options” tool will appear in front of you. You will be able to select and add doors or/and windows; on both choices you will be able to create your own customizable door/window or predefined door/window variations.

If you want to add inner walls and square columns click on the right bottom screen button named “Wall”. If you want to go forward click “Next” button at right screen.