MANCHESTER, March 18 — Erik ten Hag believes Manchester United’s thrilling 4-3 FA Cup quarter-final victory over Liverpool can be the launching pad for a successful end to a troubled season for the Red Devils.

United’s final chance at silverware this season appeared to be slipping away at Old Trafford yesterday as twice the home side needed to come from behind late on to end Liverpool’s chances of a quadruple in Jurgen Klopp’s final season.