Create a landing between 2 runs in a stair assembly.
You can select the Automatic Landing option during run creation to have the landings created automatically to connect the runs.
If you do not select this option, you can connect 2 related runs at a later point, as long as
A landing created using the Pick Two Runs landing tool behaves like a landing created automatically during run creation. The landing is reshaped automatically if the run position or dimensions are changed.
The landing is created automatically to connect the 2 runs.