To confirm the provider is registered correctly on your machine: How to Check if ACE OLEDB Driver is Installed SQL Server
Provider=Microsoft.ACE.OLEDB.12.0;Data Source=C:\MyFolder\MyOldWorkbook.xls;Extended Properties="Excel 8.0;HDR=YES";
This version works better with 64-bit Office 2013/2016/2019/365. It supports modern connection strings and data types. Summary Checklist AccessDatabaseEngine_x64.exe Microsoft Access Database Engine 2010 Check Architecture 64-bit Windows & App Must match Run Silent AccessDatabaseEngine_x64.exe /passive Used for 32-bit Office conflict Verify Driver Open PowerShell
AccessDatabaseEngine_x64.exe /quiet /norestart download microsoft.ace.oledb.12.0 provider for both 64-bit
Run the 64-bit installer with the /passive switch:
: Download Microsoft Access Database Engine (64-bit) — Choose AccessDatabaseEngine_X64.exe .
The is a critical data connectivity component that allows external applications to connect to Microsoft Access and Excel files. However, developers frequently encounter the frustrating error message: The 'Microsoft.ACE.OLEDB.12.0' provider is not registered on the local machine. To confirm the provider is registered correctly on
with the /passive or /quiet flag: C:\path\to\AccessDatabaseEngine_x64.exe /passive Core Download Links
This is the most stable redistributable package supporting both 32-bit and 64-bit systems. Visit the official Microsoft Download Center.
| Your Application Bitness | Required Provider Bitness | Typical Error if Mismatched | |--------------------------|---------------------------|-----------------------------| | 32-bit (e.g., old VB6 app) | 32-bit ACE.OLEDB.12.0 | "Provider not registered" | | 64-bit (e.g., SQL Server 2016+) | 64-bit ACE.OLEDB.12.0 | "Provider not registered" | | 64-bit PowerShell | 64-bit ACE.OLEDB.12.0 | "Cannot load" | The is a critical data connectivity component that
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