Microsoft Visual Studio 2010 Tools For Office Runtime -x64- ((link)) May 2026

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

This runtime supports solutions built for Office 2010, 2013, 2016, and newer versions. How to Install the Runtime microsoft visual studio 2010 tools for office runtime -x64-

If you are running a 64-bit version of Microsoft Office on a 64-bit Windows OS, you must have the x64 VSTO Runtime installed. Conversely, if you have 32-bit Office installed on

In many cases, the VSTO Runtime is installed automatically when you install Visual Studio or Microsoft Office. However, if you are a user trying to run a specific add-in and encounter an error, you may need to install it manually: ensure your system meets these criteria:

Before installing the VSTO 2010 Runtime, ensure your system meets these criteria: