Download Microsoft.ace.oledb.12.0 Provider For Both 64-bit Updated Jun 2026

: A modern alternative for users of Office 365, available at Microsoft Support . How to Install Both 64-bit and 32-bit Together

Since the 12.0 provider is deprecated, the best practice is to download the latest redistributable, which provides the 16.0 provider. The connection string in your code can then be updated to use the newer provider. download microsoft.ace.oledb.12.0 provider for both 64-bit