Click on the 'Content' link under the 'Website' heading in the Control Panel menu.
Then, click on the 'Events' tool.
Step Three: Edit an Event
From the existing list of events, click on the 'Edit' icon to open that event's settings page.
Step Four: Edit Event Details
Edit the event details (such as name, description, date, time, and images, etc.). Then, scroll up/down and click the 'SAVE' button.