This is the new *CloudFormation Template Reference Guide*. Please update your bookmarks and links. For help getting started with CloudFormation, see the [AWS CloudFormation User Guide](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/Welcome.html).

# AWS::Transfer::Server S3StorageOptions
<a name="aws-properties-transfer-server-s3storageoptions"></a>

The Amazon S3 storage options that are configured for your server.

## Syntax
<a name="aws-properties-transfer-server-s3storageoptions-syntax"></a>

To declare this entity in your CloudFormation template, use the following syntax:

### JSON
<a name="aws-properties-transfer-server-s3storageoptions-syntax.json"></a>

```
{
  "[DirectoryListingOptimization](#cfn-transfer-server-s3storageoptions-directorylistingoptimization)" : String
}
```

### YAML
<a name="aws-properties-transfer-server-s3storageoptions-syntax.yaml"></a>

```
  [DirectoryListingOptimization](#cfn-transfer-server-s3storageoptions-directorylistingoptimization): String
```

## Properties
<a name="aws-properties-transfer-server-s3storageoptions-properties"></a>

`DirectoryListingOptimization`  <a name="cfn-transfer-server-s3storageoptions-directorylistingoptimization"></a>
Specifies whether or not performance for your Amazon S3 directories is optimized.  
+ If using the console, this is enabled by default.
+ If using the API or CLI, this is disabled by default.
By default, home directory mappings have a `TYPE` of `DIRECTORY`. If you enable this option, you would then need to explicitly set the `HomeDirectoryMapEntry``Type` to `FILE` if you want a mapping to have a file target.  
*Required*: No  
*Type*: String  
*Allowed values*: `ENABLED | DISABLED`  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)