How can we Postpone fine amount Due Date?

How can we Postpone fine amount Due Date?

Please follow the below path to Postpone fine amount Due Date

path:  Finance---> Fee Management---> Fine Management---> Student Wise  Fine Edit/Delete---> Select Installment---> Click on Edit--> Select radio button Postpone Due Date---> Select Postpone Due Date--> Enter the reason---> Click on Save