How can you easily visualize parent/child arrows on the FeatureManager design tree?
In the FeatureManager design tree, right-click the top level of the part/assembly and select Dynamic Reference Visualization.
In the FeatureManager design tree, right-click the top level of the part/assembly and select SOLIDWORKS PDM.
In the FeatureManager design tree, right-click the top level of the part/assembly and select Hide/Show Tree Items.
In the FeatureManager design tree, right-click the top level of the part/assembly and select Show Flat Tree View.