To view and explore a design and its part, click the Design icon to view the parts of the assembly. You can select and isolate a part as well as search for a part. Click a part name to select it.
Part selected in Fusion assembly
The screenshot above shows a part selected within a design. You can also right-click the part and select Isolate or Hide to show or hide just that part. When you isolate a part, it is highlighted in blue. Click Focus to zoom in on the part. Click Show All Objects to show all parts of the design.
Isolated part in Fusion assembly