Alvaro will predominantly play for the Red Devils’ youth team but he has been told there may be first-team opportunities should any injuries arise to Luke Shaw or Brandon Williams
Although not a player for the immediate future, Alvaro will take part in some senior team training sessions. Meanwhile, United will press ahead with their plans to strengthen other areas of the squad and are still holding out for top target Jadon Sancho.
“Not signing a right-winger, thinking Greenwood would be out of the team is not the right way to look at it,” Neville told Sky Sports. “Manchester United have signed great players over the years to try and challenge other great players in those positions.