SmartDraw automatically adjusts the spacing of Automatic Shape Connectors. You can manually adjust the spacing of:
Click on a connector line to select it and a variety of handles appear along the line.

A black square handle appears at the end of the chain of
connected steps. Click and drag this handle to change the length of the entire chain while maintaining even
spacing between the steps.
Any white diamond-shaped handle will adjust just one
specific segment, without keeping the spacing even.