Customization > Extensibility Through Profiles, Stereotypes, Tag Definitions and Scripts > PTC profiles > MBRE profile > MBRE traceability matrix > Changing the matrix type of an MBRE traceability matrix (MBRE profile)
  
Changing the matrix type of an MBRE traceability matrix (MBRE profile)
1. In an appropriate pane, right-click the MBRE Traceability Matrix, point to Set, and then click Matrix Type. The current relationship type is selected.
2. Select the required matrix type, and then click OK.