In AWS, create a bucket, create an access policy, create an IAM user, get access keys for that user, and set up permissions for the bucket, as described in AWS user documentation:
https://docs.aws.amazon.com/s3/- Gather required information:
- The name of the destination S3 bucket
- The path to and the name of the file or folder to be created in the destination bucket
- The access key and secret key
- The S3 region
For instructions on locating this information, refer to AWS user documentation.