The runtime consists of two primary parts that work together to enable Office customizations:
Microsoft Visual Studio 2010 Tools for Office Runtime visual studio tools for office runtime
vstor_redist.exe /q /norestart
The runtime's primary job is to enable Office applications (like Word, Excel, and Outlook) to host the . The runtime consists of two primary parts that
| User Type | Requirement | | :--- | :--- | | | Yes. Installed automatically with Visual Studio (workload ".NET desktop development"). | | End User | Yes. If a user installs your VSTO Add-in via an MSI or ClickOnce installer, the runtime must be present on their machine. | | | End User | Yes
Managed assemblies that provide the communication layer between your code and the Office application. Different extensions are available depending on whether your solution targets .NET Framework 3.5, 4, or later versions. Why is it Necessary?
Find GUID from registry or by running: