Download Microsoft.ace.oledb.12.0 Provider For Both 64-bit __hot__
Search for . Click Download and choose your architecture:
You can install both versions sequentially by forcing the installer to skip the conflicting check. Microsoft designed this for systems that use both 32-bit and 64-bit applications (like a web server running 32-bit and 64-bit Excel exports).
To download the Microsoft ACE OLE DB 12.0 provider for 32-bit systems:
The provider is a critical database engine component required to connect applications (like Excel, Access, SQL Server, and custom .NET applications) to Microsoft Office file formats. A common headache for developers and system administrators is encountering the infamous error: "The 'Microsoft.ACE.OLEDB.12.0' provider is not registered on the local machine."
Download Microsoft.ACE.OLEDB.12.0 Provider for 64-bit: Complete Guide download microsoft.ace.oledb.12.0 provider for both 64-bit
The Access Database Engine (ACE) OLE DB provider replaces the older Microsoft Jet OLE DB provider. While Jet was strictly 32-bit and limited to older .xls and .mdb formats, the ACE provider supports both systems and allows connectivity to newer Office formats, including: Excel: .xlsx , .xlsm , .xls Access: .accdb , .mdb Step 1: Download the Microsoft.ACE.OLEDB.12.0 Provider
msiexec /i "AccessDatabaseEngine.exe" ADDLOCAL=ALL /quiet
: If you need to install both 32-bit and 64-bit versions on the same machine (which is normally blocked), you can run the installer through the command prompt with the AccessDatabaseEngine_X64.exe /passive Connection String Example
If you use Microsoft 365 (Click-to-Run), forcing the installation can sometimes break Excel's native connection strings. If you encounter issues after a forced install, check the registry: Press Win + R , type regedit , and hit Enter. Search for
Provider=Microsoft.ACE.OLEDB.12.0;Data Source=C:\MyFolder\MyDatabase.accdb;Persist Security Info=False;
Download and install the Microsoft Access Database Engine 2016 Redistributable , which is more compatible with modern 64-bit Windows environments. Modern Alternative: Microsoft Access Database Engine 2016
Before downloading, it is crucial to understand what this component is.
# Check 64-bit provider Get-OleDbProvider -Name "*ACE*" To download the Microsoft ACE OLE DB 12
are available and often downward compatible, the "12.0" version specifically refers to the 2010 release. Download Links Access Database Engine 2010 (Direct Driver): Download from the Official Microsoft Download Center AccessDatabaseEngine_x64.exe for the 64-bit provider. Access Database Engine 2016 (Updated Alternative): Download from This version provides the Microsoft.ACE.OLEDB.16.0 provider, which can often be used in place of 12.0. SS&C Blue Prism Community Installing Both 32-bit and 64-bit Providers
After installation, you may need to delete a registry key to prevent Office configuration errors.
: This original version is technically retired from some official landing pages but may still be found via Microsoft archived links or third-party repositories like Chocolatey .
Follow the on-screen instructions to complete the installation.