1. In Integration>select Set up Integration
2. Select Students
3. Mark the Add Students as Raiser's Edge Constituents checkbox
4. In the filters, select the student current status for alumni/graduated students
5. Students with the selected status appear in the Link Records grid to be added as Constituents
6. Click Set Link on the action bar for each appropriate row in the grid

Note: If students were previously linked as non-constituents and now meet the criteria to be converted to constituents, they will be converted to constituents the next time synchronization is run.