: Log in to your portal and navigate to Content > New item . You can drag and drop your file into the upload area or browse your device to find the path.
Tutorial: Import data to create a feature layer | Documentation Download 416K zip
For more technical implementations, you can also use the ArcGIS REST APIs to programmatically create diagrams or layers from features. : Log in to your portal and navigate to Content > New item
: Click Save (or Publish). This process creates a new hosted feature layer and an associated feature service that can be used in maps and applications. Download 416K zip