Snapping helps you precisely place components, widgets, shapes, and paths.
When snapping is enabled:
You can disable snapping if it prevents you from placing items where you want them.
Snapping to components helps you place components in relationship to one another.
To enable or disable snapping to components:
Placing an image using snapping to components
Snapping to vertexes helps you precisely place paths. It works for paths created with the Path tool and the Polyline tool.
To use snapping to vertexes:
Editing a path using snapping to vertexes