Press the buttons on the left-hand side of the Crestron room scheduler in the order of top to bottom the first 4 buttons shown here.
Today = 1
Day < = 2
Day > = 3
Time = 4

Press them in sequence 1 – 4 (twice) in same order 1,2,3,4 (two) times

Press Save and Exit on the next menu that pops up.

The Crestron Touch Panel will reboot and should re-sync with the Outlook server and correct the scheduler to the current schedule