# UpdateApplication
<a name="API_UpdateApplication"></a>

**Note**  
Amazon Q Business will no longer be open to new customers starting on July 31, 2026. If you would like to use the service, please sign up prior to July 30. For capabilities similar to Q Business, explore Amazon Quick. [Learn more](https://docs.aws.amazon.com/amazonq/latest/qbusiness-ug/qbusiness-availability-change.html).

Updates an existing Amazon Q Business application.

**Note**  
Amazon Q Business applications may securely transmit data for processing across AWS Regions within your geography. For more information, see [Cross region inference in Amazon Q Business](https://docs.aws.amazon.com/amazonq/latest/qbusiness-ug/cross-region-inference.html).

**Note**  
An Amazon Q Apps service-linked role will be created if it's absent in the AWS account when `QAppsConfiguration` is enabled in the request. For more information, see [Using service-linked roles for Q Apps](https://docs.aws.amazon.com/amazonq/latest/qbusiness-ug/using-service-linked-roles-qapps.html). 

## Request Syntax
<a name="API_UpdateApplication_RequestSyntax"></a>

```
PUT /applications/{{applicationId}} HTTP/1.1
Content-type: application/json

{
   "attachmentsConfiguration": { 
      "attachmentsControlMode": "{{string}}"
   },
   "autoSubscriptionConfiguration": { 
      "autoSubscribe": "{{string}}",
      "defaultSubscriptionType": "{{string}}"
   },
   "description": "{{string}}",
   "displayName": "{{string}}",
   "identityCenterInstanceArn": "{{string}}",
   "personalizationConfiguration": { 
      "personalizationControlMode": "{{string}}"
   },
   "qAppsConfiguration": { 
      "qAppsControlMode": "{{string}}"
   },
   "roleArn": "{{string}}"
}
```

## URI Request Parameters
<a name="API_UpdateApplication_RequestParameters"></a>

The request uses the following URI parameters.

 ** [applicationId](#API_UpdateApplication_RequestSyntax) **   <a name="qbusiness-UpdateApplication-request-uri-applicationId"></a>
The identifier of the Amazon Q Business application.  
Length Constraints: Fixed length of 36.  
Pattern: `[a-zA-Z0-9][a-zA-Z0-9-]{35}`   
Required: Yes

## Request Body
<a name="API_UpdateApplication_RequestBody"></a>

The request accepts the following data in JSON format.

 ** [attachmentsConfiguration](#API_UpdateApplication_RequestSyntax) **   <a name="qbusiness-UpdateApplication-request-attachmentsConfiguration"></a>
An option to allow end users to upload files directly during chat.  
Type: [AttachmentsConfiguration](API_AttachmentsConfiguration.md) object  
Required: No

 ** [autoSubscriptionConfiguration](#API_UpdateApplication_RequestSyntax) **   <a name="qbusiness-UpdateApplication-request-autoSubscriptionConfiguration"></a>
An option to enable updating the default subscription type assigned to an Amazon Q Business application using IAM identity federation for user management.  
Type: [AutoSubscriptionConfiguration](API_AutoSubscriptionConfiguration.md) object  
Required: No

 ** [description](#API_UpdateApplication_RequestSyntax) **   <a name="qbusiness-UpdateApplication-request-description"></a>
A description for the Amazon Q Business application.  
Type: String  
Length Constraints: Minimum length of 0. Maximum length of 1000.  
Pattern: `[\s\S]*`   
Required: No

 ** [displayName](#API_UpdateApplication_RequestSyntax) **   <a name="qbusiness-UpdateApplication-request-displayName"></a>
A name for the Amazon Q Business application.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 1000.  
Pattern: `[a-zA-Z0-9][a-zA-Z0-9_-]*`   
Required: No

 ** [identityCenterInstanceArn](#API_UpdateApplication_RequestSyntax) **   <a name="qbusiness-UpdateApplication-request-identityCenterInstanceArn"></a>
 The Amazon Resource Name (ARN) of the IAM Identity Center instance you are either creating for—or connecting to—your Amazon Q Business application.  
Type: String  
Length Constraints: Minimum length of 10. Maximum length of 1224.  
Pattern: `arn:(aws|aws-us-gov|aws-cn|aws-iso|aws-iso-b):sso:::instance/(sso)?ins-[a-zA-Z0-9-.]{16}`   
Required: No

 ** [personalizationConfiguration](#API_UpdateApplication_RequestSyntax) **   <a name="qbusiness-UpdateApplication-request-personalizationConfiguration"></a>
Configuration information about chat response personalization. For more information, see [Personalizing chat responses](https://docs.aws.amazon.com/amazonq/latest/qbusiness-ug/personalizing-chat-responses.html).  
Type: [PersonalizationConfiguration](API_PersonalizationConfiguration.md) object  
Required: No

 ** [qAppsConfiguration](#API_UpdateApplication_RequestSyntax) **   <a name="qbusiness-UpdateApplication-request-qAppsConfiguration"></a>
An option to allow end users to create and use Amazon Q Apps in the web experience.  
Type: [QAppsConfiguration](API_QAppsConfiguration.md) object  
Required: No

 ** [roleArn](#API_UpdateApplication_RequestSyntax) **   <a name="qbusiness-UpdateApplication-request-roleArn"></a>
An AWS Identity and Access Management (IAM) role that gives Amazon Q Business permission to access Amazon CloudWatch logs and metrics.  
Type: String  
Length Constraints: Minimum length of 0. Maximum length of 1284.  
Pattern: `arn:[a-z0-9-\.]{1,63}:[a-z0-9-\.]{0,63}:[a-z0-9-\.]{0,63}:[a-z0-9-\.]{0,63}:[^/].{0,1023}`   
Required: No

## Response Syntax
<a name="API_UpdateApplication_ResponseSyntax"></a>

```
HTTP/1.1 200
```

## Response Elements
<a name="API_UpdateApplication_ResponseElements"></a>

If the action is successful, the service sends back an HTTP 200 response with an empty HTTP body.

## Errors
<a name="API_UpdateApplication_Errors"></a>

For information about the errors that are common to all actions, see [Common Error Types](CommonErrors.md).

 ** AccessDeniedException **   
 You don't have access to perform this action. Make sure you have the required permission policies and user accounts and try again.  
HTTP Status Code: 403

 ** ConflictException **   
You are trying to perform an action that conflicts with the current status of your resource. Fix any inconsistencies with your resources and try again.    
 ** message **   
The message describing a `ConflictException`.  
 ** resourceId **   
The identifier of the resource affected.  
 ** resourceType **   
The type of the resource affected.
HTTP Status Code: 409

 ** InternalServerException **   
An issue occurred with the internal server used for your Amazon Q Business service. Wait some minutes and try again, or contact [Support](http://aws.amazon.com/contact-us/) for help.  
HTTP Status Code: 500

 ** ResourceNotFoundException **   
The application or plugin resource you want to use doesn’t exist. Make sure you have provided the correct resource and try again.    
 ** message **   
The message describing a `ResourceNotFoundException`.  
 ** resourceId **   
The identifier of the resource affected.  
 ** resourceType **   
The type of the resource affected.
HTTP Status Code: 404

 ** ThrottlingException **   
The request was denied due to throttling. Reduce the number of requests and try again.  
HTTP Status Code: 429

 ** ValidationException **   
The input doesn't meet the constraints set by the Amazon Q Business service. Provide the correct input and try again.    
 ** fields **   
The input field(s) that failed validation.  
 ** message **   
The message describing the `ValidationException`.  
 ** reason **   
The reason for the `ValidationException`.
HTTP Status Code: 400

## See Also
<a name="API_UpdateApplication_SeeAlso"></a>

For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS Command Line Interface V2](https://docs.aws.amazon.com/goto/cli2/qbusiness-2023-11-27/UpdateApplication) 
+  [AWS SDK for .NET V4](https://docs.aws.amazon.com/goto/DotNetSDKV4/qbusiness-2023-11-27/UpdateApplication) 
+  [AWS SDK for C\+\+](https://docs.aws.amazon.com/goto/SdkForCpp/qbusiness-2023-11-27/UpdateApplication) 
+  [AWS SDK for Go v2](https://docs.aws.amazon.com/goto/SdkForGoV2/qbusiness-2023-11-27/UpdateApplication) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/qbusiness-2023-11-27/UpdateApplication) 
+  [AWS SDK for JavaScript V3](https://docs.aws.amazon.com/goto/SdkForJavaScriptV3/qbusiness-2023-11-27/UpdateApplication) 
+  [AWS SDK for Kotlin](https://docs.aws.amazon.com/goto/SdkForKotlin/qbusiness-2023-11-27/UpdateApplication) 
+  [AWS SDK for PHP V3](https://docs.aws.amazon.com/goto/SdkForPHPV3/qbusiness-2023-11-27/UpdateApplication) 
+  [AWS SDK for Python](https://docs.aws.amazon.com/goto/boto3/qbusiness-2023-11-27/UpdateApplication) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/qbusiness-2023-11-27/UpdateApplication)