To modify an existing Calendar entries:
1. Open the Calendars workspace from the icon on the Configuration Navigation Pane.
2. Click on a row in the grid to select the item and modify the Calendar information – Fiscal Year, Fiscal Period or other options.
3. Once you’ve completed your updates, close the workspace and when prompted, Save your modifications. Your modified row will automatically re-sort to the correct chronological point in the workspace after you save the update.