AWS S3 plugin

Plugin

https://aws.amazon.com/es/blogs/compute/deploying-a-highly-available-wordpress-site-on-amazon-lightsail-part-2-using-amazon-s3-with-wordpress-to-securely-deliver-media-files/

IAM Policy

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Sid": "VisualEditor0",
            "Effect": "Allow",
            "Action": [
                "s3:PutObject",
                "s3:GetObjectAcl",
                "s3:GetObject",
                "s3:PutBucketAcl",
                "s3:ListBucket",
                "s3:DeleteObject",
                "s3:GetBucketAcl",
                "s3:GetBucketLocation",
                "s3:PutObjectAcl"
            ],
            "Resource": [
                       "arn:aws:s3:::wp-demo",
                       "arn:aws:s3:::wp-demo/*"
            ]
        }
    ]
}

Bucket Policy

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Sid": "PublicRead",
            "Effect": "Allow",
            "Principal": "*",
            "Action": [
                "s3:GetObject",
                "s3:GetObjectVersion"
            ],
            "Resource": "arn:aws:s3:::wp-demo/*"
        }
    ]
}

Bucket Settings - Access