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).

# Prerequisites for connecting Amazon Q Business to Microsoft Exchange
<a name="exchange-prereqs"></a>

**In Microsoft Exchange, make sure you have:**
+ Created a Microsoft Exchange account in Office 365.
+ Copied your Microsoft 365 tenant ID. You can find your tenant ID in the **Properties** of your Azure Active Directory Portal or in the Microsoft Entra Admin portal. For more information, see [Find your Microsoft 365 tenant ID](https://learn.microsoft.com/en-us/sharepoint/find-your-office-365-tenant-id) on the Microsoft website.
+ Configured an OAuth 2.0 credential token containing a client ID and client secret.
+ Added the following permissions for the connector application:    
[See the AWS documentation website for more details](http://docs.aws.amazon.com/amazonq/latest/qbusiness-ug/exchange-prereqs.html)

**In your AWS account, make sure you have:**
+ Created a Amazon Q Business application.
+ Created a [Amazon Q Business retriever and added an index](https://docs.aws.amazon.com/amazonq/latest/qbusiness-ug/select-retriever.html).
+ Created an [IAM role](https://docs.aws.amazon.com/amazonq/latest/qbusiness-ug/iam-roles.html#iam-roles-ds) for your data source and, if using the Amazon Q API, noted the ARN of the IAM role.
+ Stored your Microsoft Exchange authentication credentials in an AWS Secrets Manager secret and, if using the Amazon Q API, noted the ARN of the secret.
**Note**  
If you’re a console user, you can create the IAM role and Secrets Manager secret as part of configuring your Amazon Q application on the console.

For a list of things to consider while configuring your data source, see [ Data source connector configuration best practices](https://docs.aws.amazon.com/amazonq/latest/qbusiness-ug/connector-best-practices.html).