Everton have confirmed that manager David Moyes will depart when his contract expires this summer.
The Toffees said in a statement: "Everton can confirm that David Moyes will leave the club at the end of the season.
"The manager met chairman Bill Kenwright early yesterday evening and confirmed his desire to join Manchester United.
"The chairman, on behalf of the club, would like to place on record his thanks to David for the massive contribution he has made to Everton since his arrival in March 2002. He has been an outstanding manager.
"During his tenure at Goodison Park, David has taken charge of the team on over 500 occasions including four European campaigns.
"Everton officials will start the search for a replacement manager immediately."