At the heart of these errors lies a small, powerful, but often misunderstood piece of software:
If you have ever worked with Excel, PowerShell, or SQL Server Integration Services (SSIS), you have likely encountered a cryptic error message involving "The 'Microsoft.ACE.OLEDB.12.0' provider is not registered" or a warning about a "bitness mismatch." access database engine 32 bit
HKLM\SOFTWARE\WOW6432Node\Microsoft\Office\16.0\Access Connectivity Engine At the heart of these errors lies a
The 32-Bit Enigma: Why You Still Need the Access Database Engine (and When It Breaks) or SQL Server Integration Services (SSIS)
If you have Office 2016 or later installed via Click-to-Run (the standard download from office.com), you cannot install the 64-bit Access Engine side-by-side. However, many 32-bit Office installs exist. The 32-bit engine coexists peacefully with 32-bit Office.