According to another source, the couple returned to Britain at the end of August for what has been characterised as an extended stay.His Majesty is said to be receptive to spending more time with his family. Over the summer, he and Queen Camilla welcomed the Sussexes and their children, Archie, 7, and Lilibet, 5, to Highgrove House in July.However, no current plans exist for the couple to rejoin the working royals in any official capacity.Thursday will mark the first occasion the Duke and Duchess appear together publicly, with a planned visit to Nottingham.