According to a lip reader, Meghan had been nervous during her Trooping the Color debut. They told The Mirror at the time that the Duchess of Sussex was a little less sure of herself despite smiling and waving to the crowd.
The lip reader said Harry turned to his wife and simply asked, “Okay?” Meghan simply replied, “Yeah, are you?”
Meghan then admitted she was “nervous,” with Harry making sure to keep checking on the Duchess of Sussex. “Okay?” he later asked again, according to the lip reader.