Attached you will find the file which will enable you to run Domain Functional Level reports, download the file and follow the next steps in order to be able to report on your Domain Functional Level:
1. Open the Report manager console.
2. Select either the Published Reports or My Reports container, you cannot import reports into the Report Library itself.
3. Click the Import button on the menu bar.
4. Browse to the destination where you downloaded the .xrd file and import it.
5. You will now have the report in your Reporter console, populate the parameters and run the report.