India Post — Delay in delivery of speed post to jharkhand from Mumbai

The courier was dispatched on 15th March it contains important documents that are awaited by my dad in jharkhand and the post is not yet reached there is no update also as the poreeyahat post office jharkhand says my computer is not working so we cannot update that where is it it shows dispatched from jasidih so if it has not reached to the concerned person where is it i want this to resolved or I file a higher level complaint dear team kindly intervene tracking number is EM[protected]IN SPEED POST VIA INDIA POST TO JHARKHAND DANRE TO KAILASH SINGH FROM NEHA SINGH MUMBAI BANDRA EAST