Manchester United are to open formal discussions with Michael Carrick with a view to appointing him as permanent head coach . The 44-year-old’s success since taking the role on an interim basis in early January has impressed Jason Wilcox, the director of football, and the chief executive, Omar Berrada. After replacing Ruben Amorim, who was sacked on 5 January , Carrick has returned 33 points from 15 Premier League matches, the most accrued during that span. Carrick has lifted United from seventh to third, securing Champions League qualification . His side are require a point from their final two games to secure third place. Carrick has also restored the feelgood factor, with players and fans supportive. He has made Kobbie Mainoo first choice again, after the midfielder did not make a Premier League start this season under Amorim, and a calm media persona has been the antithesis of his predecessor, who could be emotional when speaking publicly.…