Amorim would like United to build up with a genuine three at the back, rather than the four it has been when protection is the first priority. At Anfield, United took the lead because Martinez sensed a moment to press high, snapping into Mohamed Salah to win the ball and then stay up to receive Fernandes’ slipped pass.

Ruben Amorim has insisted Alejandro Garnacho has a long-term future at Manchester United despite interest from Napoli.

Ruben Amorim has said it is "clear" that Alejandro Garnacho can have a bright future at Manchester United despite reports linking him with an Old Trafford exit during the January transfer window.But United have distanced themselves from suggestions that Garnacho could leave this month despite links with Napoli.