Question: I am old person who is unable to fast. Do I have to wait for the month to pass to pay my Fidya or can I pay it now?

Answer: You can pay it during the month of Ramadan. You will pay the Fidya amount for each day.
(وللشيخ الفاني العاجز عن الصوم الفطر ويفدي ) وجوبا في اول الشهر ( رد المحتار ج٣ص٤١٠ )
And Allah Ta’ala Knows Best

Yusuf Moosagie