If you want to change the general information or attribution such as the dataset title or licensing information, you will need to modify the metadata. In order to edit a dataset's metadata, you need to have the necessary permissions.
Editing a dataset's metadata is done using the Data & Insights Data Management Experience. In order to use the tool to update the metadata, you will first need to select Edit in the action bar of the dataset to create a draft.
This opens up a draft with several different options, to update metadata, select the box labeled Edit Dataset Metadata.
This will bring up a new screen will all of the standard and custom metadata for your dataset. You can now modify such fields as Dataset Title, Description, and Category. Once your changes have been made click Save.
Once your changes are saved choose the Update button in the action bar to publish your metadata changes.