Elizabeth Line trains to call at Heathrow’s T4 from next week

Just three weeks after it opened, the Elizabeth line is already gaining a new station to call at, as it adds Heathrow Terminal 4 to the line. Elizabeth line trains already call at Heathrow Terminals 2/3 and Terminal 5, but Heathrow Airport closed Terminal 4 at the start of the pandemic and it is only now reopening.
At the moment, the Elizabeth line runs four trains an hour from Paddington station to Heathrow, with two terminating at Terminals 2/3, and two going on to Terminal 5.
When Terminal 4