Greenwood’s second-half strike from close-range dipped narrowly over, but by then Arsenal were firmly in control. Louise Quinn’s header from was blocked on the line by Katie Zelem and United, despite Greenwood’s late dipping shot, were at last been made to look human.
Arsenal (4-3-3): Van Veenendaal; Arnth, Williamson, Quinn, Mitchell; Bloodworth, Little, Van de Donk; Mead, Miedema, McCabe (Veje 76).
Subs not used: Peyraud-Magnin, Kuyken, Grant, Filis, Hazard.
Manchester United (4-5-1): Chamberlain; Harris (Toone 75), A Turner, M Turner, Greenwood; Zelem, Green, Smith, Galton (Arnot 80), Sigsworth; James (Hanson 64).
Subs not used: Ramsey, Roberts, Palmer, Devlin.
Booked: M Turner, James.