Admin user can restrict other users from changing the Bucket, Folder, and Access Level fields while uploading the files. 

Follow the steps to achieve the same: 

  • Click Edit Page -> Click on the Drag, Drop & Upload Files to Amazon S3 Lightning Component 

  • Check the following checkboxes according to your use case in the right panel.
  • Click Save and Activate the page if you haven't.
  • All the fields will be shown as disabled and users will not be able to change the predefined Bucket, Folder, and Access Level fields while uploading files to Amazon S3