This download is for Microsoft Jet 4.0 Service Pack 6 (SP6). There are four versions of the SP6 download. Each download contains updated versions of several .dll files that are included with Microsoft Access 2000, Microsoft Office 2000 Developer, Microsoft Visual Basic version 6.0 or later, and other Microsoft products that incorporate Microsoft Jet database engine 4.x.
Note: Installing the latest Jet update is an important step toward keeping your Jet database in top working condition.
News source: In-House