Amazon Relational Database Service (Amazon RDS) for SQL Server now supports new minor versions for SQL Server 2019 (CU32 – 15.0.4430.1) and SQL Server 2022 (CU18 – 16.0.4185.3). These minor versions include performance improvements and bug fixes, and are available for SQL Server Express, Web, Standard, and Enterprise editions. Review the Microsoft release notes for CU32 and CU18 for details.
We recommend that you upgrade to the latest minor versions to benefit from the performance improvements and bug fixes. You can upgrade with just a few clicks in the Amazon RDS Management Console or by using the AWS SDK or CLI. Learn more about upgrading your database instances from the Amazon RDS User Guide.
These minor versions are available in all AWS regions where Amazon RDS for SQL Server is available. See Amazon RDS for SQL Server Pricing for pricing details and regional availability.
Source:: Amazon AWS