United never recovered from a terrible start as Brennan Johnson tapped in from Micky van de Ven’s storming run through the heart of the home side’s defence after three minutes.
Ten Hag then lost his captain Bruno Fernandes to a straight red card before half-time.
Dejan Kulusevski and Dominic Solanke then gave Tottenham’s dominance a fair reflection in the scoreline in the second half.
Ten Hag began the season under scrutiny after surviving an internal review at the end of last season.
United finished eighth last season — their lowest-ever Premier League finish — and have won just two of their opening six games of the new campaign to sit 12th in the table.
Subscribe our newsletter to stay updated
Thank you for subscribing!
Subscribe our newsletter to stay updated
Thank you for subscribing!
