Microsoft Office is available in two architectures: and 64-bit (x64) .
Required for running solutions in Office 2013, 2016, 2019, 2021, and Office 365 Installation & Troubleshooting
Before running the VSTO Runtime installer, ensure your system meets these essential prerequisites:
It provides the managed assemblies and solution loaders that bridge the gap between your custom .NET code and the Office host application. Core Components The VSTO Runtime consists of two primary parts: microsoft visual studio 2010 tools for office runtime -x64-
After deploying vstor_redist_x64.exe , perform the following checks:
The internal code signature certificate has either expired, or the root trust engine cannot match it against the local system certificate store.
Essential Guide: Visual Studio 2010 Tools for Office Runtime (x64) Microsoft Office is available in two architectures: and
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\VSTO Runtime Setup\v4.0
To use the VSTO 2010 Runtime (x64), your system generally needs to meet these criteria:
is a required component that allows computers to run Microsoft Office-based solutions (like custom add-ins and document-level customizations) built with specific versions of Visual Studio. Key Functions Bridge Between Code and Office Essential Guide: Visual Studio 2010 Tools for Office
The runtime incorporates robust security models native to the .NET Framework, utilizing code-access security (CAS) and publisher certificates to prevent unauthorized or malicious add-ins from interacting with your Office documents.
Basic command-line examples
If you are currently deploying or configuring custom macro workflows across your office ecosystem, let me know the you are running and if you are running into any particular load error codes . I can map out exact registry steps or deployment paths tailored specifically to your network setup. Share public link
