You can change the label in your documents by only dragging the documents in the correct label on the Suggested Documents section. 

  1. Go to the folder where you document is filed.
  2. Click on the Suggested Documents/Labels to display the list.
  3. Drag the document and drop it in the correct label.
  4. Click "Yes" to confirm that you want to change the label.
  5. Now, your document will be organized under the new label.