Erik ten Hag was sacked on Monday following Sunday’s loss at West Ham continued.
United set their sights on highly-rated Sporting Lisbon head coach Amorim and have now confirmed a deal has been struck.
The deal will last until June 2027, with an option for a further year.
The 39-year-old will start work with the Red Devils on Nov.11, having overseen the Portuguese champions’ three remaining matches before the international break.
United confirmed Ruud van Nistelrooy will continue as interim manager until Amorim’s arrival.
“Manchester United is delighted to announce the appointment of Ruben Amorim as head coach of the men’s first team, subject to work visa requirements.
“He will join until June 2027 with a club option of an additional year once he has fulfilled his obligations to his current club.
“Ruben is one of European football’s most exciting and highly rated young coaches.
“Highly decorated as both a player and coach, his titles include winning the Primeira Liga twice in Portugal with Sporting CP; the first of which was the club’s first title in 19 years.” (dpa/NAN
