You can change the name of an item once it's been created. You can do this either:
From in the item
1. From within the item, click on the item name at the top of the page or the pencil that appears when you hover.
2. Re-name the item and click anywhere else to save the changes. The changes will be immediately reflected on the item.
From the content hub
1. Go to the content hub in the main navigation.
2. Hover over the item name you want to edit, and click the edit pencil at the end of the name that appears.
3. Type the new item name. Click anywhere else or press Enter/Return on your keyboard to save the changes.