1. In your event dashboard, click on "Website" on the left sidebar.
2. Click on "Sections"
3. Here you will be able to see the Reorder button next to "Navigation".
4. Hold & Drag to Reposition the Navigation Links.
5. Once the changes are made, click on "Save"
6. Now you can see the changes made in the Navigation Bar, click "Save" on the top right to persist changes.