You can add customization types such as "Extend a Dimension" as a step to an existing unapplied branch or a new branch that you create.

1. Sign in to your service.
2. In Oracle Fusion Data Intelligence Console, click Semantic Model Extensions under Application Administration.
3. On the Semantic Model Extensions page, click User Extensions.
   You see the main and existing customization branches.
4. In the User Extensions region, under Customization Branches, click a branch to open the Branch page.
5. On the Branch page, click Add Step.
6. In Add Step, select a customization type such as Extend a Dimension.
   You see the wizard sequence to add details for the selected customization type.