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::ImageBuilder::DistributionConfiguration FastLaunchLaunchTemplateSpecification
<a name="aws-properties-imagebuilder-distributionconfiguration-fastlaunchlaunchtemplatespecification"></a>

Identifies the launch template that the associated Windows AMI uses for launching an instance when faster launching is enabled.

**Note**  
You can specify either the `launchTemplateName` or the `launchTemplateId`, but not both.

## Syntax
<a name="aws-properties-imagebuilder-distributionconfiguration-fastlaunchlaunchtemplatespecification-syntax"></a>

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

### JSON
<a name="aws-properties-imagebuilder-distributionconfiguration-fastlaunchlaunchtemplatespecification-syntax.json"></a>

```
{
  "[LaunchTemplateId](#cfn-imagebuilder-distributionconfiguration-fastlaunchlaunchtemplatespecification-launchtemplateid)" : String,
  "[LaunchTemplateName](#cfn-imagebuilder-distributionconfiguration-fastlaunchlaunchtemplatespecification-launchtemplatename)" : String,
  "[LaunchTemplateVersion](#cfn-imagebuilder-distributionconfiguration-fastlaunchlaunchtemplatespecification-launchtemplateversion)" : String
}
```

### YAML
<a name="aws-properties-imagebuilder-distributionconfiguration-fastlaunchlaunchtemplatespecification-syntax.yaml"></a>

```
  [LaunchTemplateId](#cfn-imagebuilder-distributionconfiguration-fastlaunchlaunchtemplatespecification-launchtemplateid): String
  [LaunchTemplateName](#cfn-imagebuilder-distributionconfiguration-fastlaunchlaunchtemplatespecification-launchtemplatename): String
  [LaunchTemplateVersion](#cfn-imagebuilder-distributionconfiguration-fastlaunchlaunchtemplatespecification-launchtemplateversion): String
```

## Properties
<a name="aws-properties-imagebuilder-distributionconfiguration-fastlaunchlaunchtemplatespecification-properties"></a>

`LaunchTemplateId`  <a name="cfn-imagebuilder-distributionconfiguration-fastlaunchlaunchtemplatespecification-launchtemplateid"></a>
The ID of the launch template to use for faster launching for a Windows AMI.  
*Required*: No  
*Type*: String  
*Pattern*: `^lt-[a-z0-9-_]{17}$`  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`LaunchTemplateName`  <a name="cfn-imagebuilder-distributionconfiguration-fastlaunchlaunchtemplatespecification-launchtemplatename"></a>
The name of the launch template to use for faster launching for a Windows AMI.  
*Required*: No  
*Type*: String  
*Minimum*: `1`  
*Maximum*: `1024`  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`LaunchTemplateVersion`  <a name="cfn-imagebuilder-distributionconfiguration-fastlaunchlaunchtemplatespecification-launchtemplateversion"></a>
The version of the launch template to use for faster launching for a Windows AMI.  
*Required*: No  
*Type*: String  
*Minimum*: `1`  
*Maximum*: `1024`  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)