The command is used to perform the configuration matching of iComponents (iParts, iAssemblies) of the same origin but of different configuration. During the execution of the command, a template component is selected. Then other components of the same origin are shown for which a configuration needs to be matched to a template component.
The open the command, go to:
Woodwork Design –> Joint –> iMatch 
1. Selection of iComponent template.
2. Selection of reconfigurated iComponent.