Everton beat Arsenal 2-1 at Goodison Park on Tuesday evening.
Everton suffered a heavy defeat to Chelsea in the Premier League on Saturday.
Everton drew 1-1 with Manchester City on Saturday afternoon.
Everton lost against Bournemouth in the Premier League on Saturday.
Everton won against Sunderland in the Premier League on Monday.
Everton won against FK Jablonec in a pre-season friendly game on Saturday.
The goalkeeper coach agreed a move to Everton this week.
The coach has followed Ronald Koeman from Southampton to Everton.
Southampton assistant manager Erwin Koeman has stated his belief that his late father would be proud of himself and brother Ronald teaming up at St. Mary's.
Ronald Koeman has spoken of the "fantastic feeling" of becoming Southampton manager, replacing Mauricio Pochettino.