After you have followed

1. Create IAM User for AWS S3 (Credentials - Access key id and secret access key)

2. S3 Bucket Creation

Step 1. Visit Settings->Storage Setting and select s3 and fill the following details

Step 2. Now login as admin and Visit Projects-> Select Project

Step 3. Click Files Tab and then click the button upload file

Step 4. Select and upload the file and then click view button to see if it uploaded successfully

Step 5. Bingo file is sucessfully uploaded to the bucket