Renumber All

Assembly browser > Assembly > right click > Renumber All

This option renumbers the nodes and elements of all the finite element models in the assembly tree.

Renumber

Assembly browser > Model > right click > Renumber

This option renumbers the nodes and elements of the selected model.

By default, the right-click option uses these Renumber tool settings for nodes and elements:

Nodes: Model-based

Elements: Numbered based on the body and element type