SUBSCRIBE â–º http://bit.ly/SSFootballSub PREMIER LEAGUE HIGHLIGHTS â–º http://bit.ly/SkySportsPLHighlights Manchester United's Donny van de Beek says there are 'positives' but still room for improvement under 'detailed' boss Erik ten Hag. Van de Beek also believes Harry Maguire produced a 'positive performance' despite being subjected to booing during their pre-season clash with Crystal Palace. Watch Premier League LIVE on Sky Sports here â–º http://bit.ly/WatchSkyPL â–ºTWITTER: https://twitter.com/skysportsfootball â–ºFACEBOOK: http://www.facebook.com/skysports â–ºWEBSITE: http://www.skysports.com/football MORE FROM SKY SPORTS ON YOUTUBE: â–ºSKY SPORTS CRICKET: https://bit.ly/SubscribeSkyCricket â–ºSKY SPORTS BOXING: http://bit.ly/SSBoxingSub â–ºSOCCER AM: http://bit.ly/SoccerAMSub â–ºSKY SPORTS F1: http://bit.ly/SubscribeSkyF1 â–ºSKY SPORTS: http://bit.ly/SkySportsSub