On the Manufacture workspace toolbar, click Milling > 3D > Flow.
The Flow dialog opens.
On the Tool tab, click Select to pick a tool. If you have not created a tool to use, In the left panel of the dialog, from the Fusion Library, pick a tool from the Sample Tools library.
On the Geometry tab, select the faces to machine.
On the Passes tab, enter the Stepover value.
Optional steps:
To control the Stepover value automatically based on the desired surface finish, enter a Cusp Height value.
To cut beyond the surface edges, use the Tangential Fragment Extension Distance parameter.
To machine areas that are unreachable by 3-axis machining, on the Multi-Axis tab, select the Use Multi-Axis checkbox to create a multi-axis flow.
Click OK.
The toolpath is generated.