Download |link| Microsoft Jet Oledb 4.0 Jun 2026

This is the official replacement for Jet OLEDB 4.0. It supports:

"Microsoft Access Database Engine 2016 Redistributable"

In 2013, Microsoft issued Security Advisory 2718704, announcing that the Jet engine is no longer under active development. Because of security vulnerabilities (remote code execution risks via malformed database files), Microsoft stopped providing Jet 4.0 support for 64-bit operating systems.

(Note: The empty.mdb file doesn't need to exist – we're just testing provider registration.) download microsoft jet oledb 4.0

The most frequent reason users search for a Jet OLEDB 4.0 download is encountering this specific error message:

If you are developing a new application or need to update an existing one to support modern file formats (like .accdb and .xlsx), you should use the successor to the Jet engine: the (also known as the ACE provider). Benefits of Upgrading to ACE

If a vendor or legacy application demands Jet 4.0, it is time to have a serious conversation about upgrading or virtualizing an old Windows XP machine. Do not expose that driver to the open internet or critical production data. This is the official replacement for Jet OLEDB 4

component. If you are encountering a "Provider is not registered" error, it is typically due to an architecture mismatch—your 64-bit application is trying to use a 32-bit driver. Microsoft Learn 1. Identify the Correct Replacement

This is the most common point of confusion. . The Jet OLEDB Driver is an exclusively 32-bit component, and Microsoft has openly confirmed that this will never change.

Introduced widely during the Windows 98 and Windows XP eras, it became the standard for desktop database connectivity. It is natively 32-bit (x86) and specifically handles the older Access database format ( .mdb ). Do You Need to Download Jet OLEDB 4.0? (Note: The empty

If you absolutely need the original Jet 4.0 installer for an old 32-bit offline system, you can find it in the or Jet 4.0 Service Pack 8 updates – but these are outdated and insecure. Microsoft removed them from public download.

$conn = New-Object System.Data.OleDb.OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\temp\sample.mdb") $conn.Open() Write-Host "Connection successful! Jet 4.0 is working." $conn.Close()

Microsoft has never distributed the Jet OLEDB 4.0 provider as a standalone downloadable installer (like an .exe or .msi file named "Jet40Setup.exe"). This is the most common misconception.