Ruben Amorim is adamant his system is not to blame for Manchester United's poor results.

The Red Devils suffered their 17th defeat in 33 Premier League matches under the Portuguese manager last weekend. Neil Warnock rips into Ruben Amorim and offers to manage Manchester United for FREE!

Their 3-1 loss at Brentford leaves United 14th in the table with three defeats from their opening six fixtures this term.

Amorim has come under fire once again since the result, with several former players voicing their concerns.

Amongst them was United's record goalscorer Wayne Rooney , who admits he has lost faith in the current manager.

Although Amorim has admitted it is 'normal' for him to face criticism, he has defended his choice of formation since arriving at Old Trafford.

The 40-year-o

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