Open Registry Editor ( regedit.exe ) and navigate to:

The your application uses (e.g., .NET, VBA, Python) The exact version of SQL Server you are connecting to

The Microsoft OLE DB Driver for SQL Server is a crucial database connectivity component. It allows applications to seamlessly communicate with SQL Server databases using the Object Linking and Embedding Database (OLE DB) API. Version 17 is a standalone data access application programming interface (API) that bridges the gap between older, deprecated provider versions and modern SQL Server security standards, such as Transport Layer Security (TLS) 1.2.

is the modern successor to the legacy SQL Server Native Client (SNAC). It supports essential SQL Server features, including: Always Encrypted Azure Active Directory (Azure AD) authentication Multi-subnet failover Enhanced encryption protocols (TLS 1.2/1.3) Why Use the x64 Version?

Before downloading the installer, verify that your target environment meets the minimum compatibility matrix. Requirement Specification

This indicates that the 32-bit driver was installed on a 64-bit app, or vice versa. Ensure you are using the correct x64 MSI on a 64-bit OS for a 64-bit application.