"Arrival at the collection/delivery point" and "Collection period to 28 May 2020" are what it says when they attempted delivery, nobody was there to accept it, they left a note and took it away to the post office for somebody to collect, where they keep it until the date. Which is today. If you put a return address on it, chances are they'll send it back to you.
If you click on the "+ Show consignment details" is the tracking event before it "Registered for collection"? That's when they attempted delivery.
E.g. This is one I missed yesterday:
"Arrival at the collection/delivery point" and "Collection period to 28 May 2020" are what it says when they attempted delivery, nobody was there to accept it, they left a note and took it away to the post office for somebody to collect, where they keep it until the date. Which is today. If you put a return address on it, chances are they'll send it back to you.
If you click on the "+ Show consignment details" is the tracking event before it "Registered for collection"? That's when they attempted delivery.
E.g. This is one I missed yesterday:
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