Microsoft Visual Studio 2010 Tools For Office Runtime (x86) Download 2021 May 2026

: A set of unmanaged DLLs that Office uses to actually load the runtime and your specific add-in. Key Prerequisites for Installation

: You must be logged in as an Administrator to perform the installation. : A set of unmanaged DLLs that Office

: You must have .NET Framework 3.5, 4, 4.5, or a newer version installed first. : A set of unmanaged DLLs that Office

only if you have the 64-bit version of Microsoft Office . : A set of unmanaged DLLs that Office

Note : Many 64-bit Windows systems still run 32-bit Office for compatibility reasons, in which case the x86 runtime is the correct choice. Installation & Troubleshooting Tips Visual Studio 2010 Tools for Office Runtime - Microsoft

The runtime acts as a bridge between the .NET Framework and Microsoft Office. It consists of two core components: