Microsoft Visual Studio 2010 Tools For Office Runtime -x64- Jun 2026

: For users of older VSTO add-ins, this runtime is mandatory. Modern updates have resolved historical performance issues, such as a 15-20 second delay when closing Office apps. Compatibility

The Microsoft Visual Studio 2010 Tools for Office Runtime -x64- can be deployed in the following ways: microsoft visual studio 2010 tools for office runtime -x64-

Managed assemblies that allow your solution to communicate with Office applications Microsoft Learn Office Solution Loader: : For users of older VSTO add-ins, this runtime is mandatory