To change the date for a booking, you'll need to open the event, select the bookings to changes and then select the new change date for the booking(s).
Locate and then open the event that needs to be changed. After opening the event, the screen below will be displayed:
Select the bookings to change by checking the check box to the left of each booking. To select all bookings, use the check box in the grid heading (left of the column, Start Date).
After selecting the bookings to be changed, press Change Bookings, Change Date to bring up the options for changing the dates.
On this screen, select how you want to move the dates, forward or backwards and by how many days, weeks, months or years, press Save.