To edit an existing exception rule:
1. Go to Control Panel > Settings > Attendance > Configure Attendance.
2. Click any of the Configure Exception links on the page.
3. On the Attendance Exception page, locate the exception in the relevant table.
4. Click the edit icon in the Actions column.
5. Update the required fields in the form that appears.
6. Click Save to apply the changes.
The updated rule replaces the earlier version in the table.