Custom extensions that add features to Word, Excel, Outlook, PowerPoint, Visio, Project, and InfoPath.
The x64 VSTO Runtime requires:
With the release of Microsoft Office 2010, Microsoft offered both 32-bit (x86) and 64-bit (x64) versions of its Office suite. This introduced a new architectural requirement. A VSTO solution built for a 32-bit version of Office will not work in a 64-bit version of Office, and vice versa.
Complex macros and financial models built by internal developers to automate monthly data collation. How to Download and Install
Microsoft Official Documentation
The runtime version must match your Office installation, not necessarily your Windows OS. If you have 64-bit Office on 64-bit Windows, you need the x64 runtime.
Custom extensions that add features to Word, Excel, Outlook, PowerPoint, Visio, Project, and InfoPath.
The x64 VSTO Runtime requires:
With the release of Microsoft Office 2010, Microsoft offered both 32-bit (x86) and 64-bit (x64) versions of its Office suite. This introduced a new architectural requirement. A VSTO solution built for a 32-bit version of Office will not work in a 64-bit version of Office, and vice versa. microsoft visual studio 2010 tools for office runtime -x64-
Complex macros and financial models built by internal developers to automate monthly data collation. How to Download and Install Custom extensions that add features to Word, Excel,
Microsoft Official Documentation
The runtime version must match your Office installation, not necessarily your Windows OS. If you have 64-bit Office on 64-bit Windows, you need the x64 runtime. you need the x64 runtime.