Follow the below steps for doing the activation of change document.
- Go to spro transaction
- Navigate to the path Personnel Management->Organizational Management->Activate Change Documents
- Provide the entry as shown in the screen shot.
4. Make the changes in PP01 for the respective object and relationship.
5. Run the report RHCDOC_DISPLAY in SE38 and you will be able to see the changes made from the tcode PP01.