From the Architecture tab of the top ribbon select the “Window” tool.
Ensure the correct Window Family is selected from the drop-down box at the top of the Properties Side Panel.
Model the Windows.
Note: Alternate Windows can be used by navigating to the Insert tab on the top ribbon. In the “Load from Library” section, the “Load Autodesk Family” option allows Autodesk Windows to be downloaded and used in the model. The “Load Family” option allows Windows downloaded from other sources to be loaded into the model.