When creating a Single Event you can choose different time intervals to select in the drop down box. To do this please complete the following steps:
- Click "Settings" from the Admin menu on the left
- Click "General Settings" directly below "Settings"
- Click "System" from the top right of the page
- Click "Dates" from the options bar across the top
- Click into the "Time DD Time Interval" box at the bottom, it will currently show a number, if it's "60" the time slots will show on the hour, if it's "30" it will show every half an hour and so on
- Change this to the required time intervals number
- Click "Save"