From the Project Overview Report or Project Period Report, you can apply Phases as a Grouping
Phases can go above or below the project-level grouping
From Columns, select the metrics/fields you want to view in this report
When should I place Phase below Project Grouping?
If you have set up a phase budget in a project, and you would like to view the hours associated with a specific phase within a project, you should place Phase below the Project level to view the breakdown:
When should I put Phase above Project Grouping?
If your projects have consistent phases, and you would like to see the sum of revenue generated under the same phase across all projects, you can group by Phases > Projects