Undo - Erases the last change made to the model, reverting it to the state immediately prior to making the change.
Redo - Reverses the Undo effect.
Resize and Rotate Objects - Clicking this option toggles whether or not object axes are shown in the Model View, which allows you to size and rotate model entities. By default, this option is enabled.
Model Settings - Opens the Model Settings window, with settings unique to the current FlexSim model. For more information, see Model Settings.