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.

United head coach Ruben Amorim often makes five substitutions and United ended the 120 minutes against Arsenal with Lisandro Martinez up front and midfielder Toby Collyer at right wing back in a 5-3-1 formation.

Manchester United manager Ruben Amorim has challenged his squad to show more consistency in their forthcoming fixtures.

Harry Maguire is an injury doubt ahead of Manchester United's clash with Southampton in the Premier League on Thursday night. Ruben Amorim will hope to see his side build upon their recent performances against Liverpool and Arsenal but admits he will learn more about his side when they host the side bottom of the league.