Navigate to your dashboard, and click Ticketed Events in the menu on your left. Then, click Manage on your event.

Next, click Settings on the left side menu and scroll down until you see Copy this event.

Choose whether or not to include ticket types and event tables. Then click Copy to copy your event.

The name of the new campaign will default "Title of original event [copy]" but you can change the title now or edit it later in the event's settings. Once the copy is complete, you will receive a notification in your dashboard.

Now you will see the copied event appear in the Ticketed events section of your dashboard!

Select Manage under the copied event to edit the campaign with the correct information, dates, descriptions, ticket types, etc.!