By clicking on the "About Drag, Drop & Upload to Amazon S3" tab, you can edit the default bucket selection field.
Steps for selecting existing bucket:
- Go to the "About Drag, Drop & Upload to Amazon S3" tab and click on "Step 1"
- Now click the "Show Amazon Credentials" button

- Click on edit -

- In "Select Bucket Operation" select "Select an Existing Bucket" option

- Now choose the desired bucket from the list "Existing Bucket List" and save.

Steps for New Bucket:
- In Step 1 select "Create New Bucket".
- Now add "Bucket Name" & "Region Name" as shown below and save.
