Microsoft Visual Studio 2010 Tools For Office Runtime -x64- Guide

You must have the .NET Framework 3.5, 4.0, or newer installed first.

Before installing the VSTO 2010 Runtime, ensure your system meets these criteria: microsoft visual studio 2010 tools for office runtime -x64-

A set of unmanaged DLLs used by Office applications to load the runtime and your specific solution. Why You Need the x64 Version You must have the

This runtime supports solutions built for Office 2010, 2013, 2016, and newer versions. How to Install the Runtime not necessarily the Windows operating system.

Conversely, if you have 32-bit Office installed on a 64-bit Windows system, you would actually need the x86 version of the runtime. System Requirements and Prerequisites

The bitness of the VSTO Runtime must match the bitness of the Microsoft Office installation, not necessarily the Windows operating system.