As a Grading Manager:
  1. Navigate to Academics
  2. Grades > Click Grading Setup
  3. Click School Year Setup
  4. Using the filter options on the left, filter for your grade plan(s)
  5. Click View to update the results
  6. To the right of the grading plan, click View
  7. Click Edit in the upper right corner
  8. Make changes to the Grading Start/End and/or Review Start/End dates as needed
  9. Click Save, or Save & Exit 
​​​User-added image