Microsoft Dao 2.5 3.5 Compatibility Library Hot! Download Jun 2026

If this key exists, DAO 3.5 is registered.

The library corresponds to the DAO2535.tlb file, typically located in C:\Program Files\Common Files\Microsoft Shared\Dao\ on older systems.

In the modern era of .NET Core, Entity Framework, and cloud-based databases, it is easy to forget the robust foundations laid by Microsoft in the 1990s. One such foundation is . Before ADO (ActiveX Data Objects) and OLE DB became mainstream, DAO was the primary interface for Visual Basic (VB), Access Basic, and C++ developers to interact with Microsoft Access databases (MDB/ACCDB), Excel spreadsheets, and other ISAM (Indexed Sequential Access Method) data sources. microsoft dao 2.5 3.5 compatibility library download

regsvr32 C:\Windows\SysWOW64\dao360.dll

Microsoft MDAC 2.8 SP1 (still available as of this writing). If this key exists, DAO 3

Do not attempt on 64-bit OS. Use virtualization (DOSBox, 86Box, VirtualBox with Windows 98).

For 64-bit Windows, copy these files to: C:\Windows\SysWOW64\ One such foundation is

Remember to always prioritize 32-bit compatibility, test thoroughly, and consider long-term migration strategies. DAO served its purpose brilliantly, but future-proofing your application with ACE, ADO, or even Entity Framework Core will save you from this scavenger hunt in the years to come.

For DAO 3.6 (if needed):