Set up a document library in SharePoint Online

  1. Log in to your SharePoint site from https://login.microsoftonline.com.
  2. Click on Sites.
  3. Click on the Team Site.
  4. Click on the Site Contents and select Add an app.
  5. Click on Document Library to add a new library.
  6. Verify that the library has been created by checking that is listed in the Recent folder.