If you have the original Office 2007/2010 setup file:
: The most reliable way to acquire these assemblies is to download the latest Visual Studio Tools for Office Runtime from the official Microsoft Download Center Legacy Office Development : For developers specifically needing the version, it is typically bundled with Visual Studio 2008
Even though the version number says 2010, this is the official Microsoft "redistributable" package that contains the shared components needed for most Office add-ins to run. Go to the Official Microsoft Download Center. Download and run vstor_redist.exe .
Instead of risking system security on unverified download portals, use the official Microsoft system administrator workflow to pull the clean, verified 2021 binaries directly from the Microsoft Content Delivery Network (CDN). 1. Obtain the Official Deployment Suite
If that applies to you:
Errors involving this specific version (v9.0) usually occur because the legacy VSTO runtime is missing or a newer version of Office is conflicting with an older add-in. Run Windows Update
Often, the required libraries can be successfully mapped or emulated by installing official patch frameworks. For administrative deployment configurations, you should download the official Office Deployment Tool (ODT) directly from the Microsoft Download Center .
Run the installer as an administrator and restart your computer. Method 2: Repair the Microsoft Office Installation
Use this to download and install Office 2021 LTSC or retail versions via command line.
: A legacy shared tool (like a language pack or proofing tool) that some older installers might label as "common." Third-Party Repackaging
To understand this, break the keyword into parts:
Users typically search for this keyword when they encounter the following issues:
The term “microsoftofficetoolscommonv90” is not a legitimate software product or a security update. Instead, it refers to a missing component, a registry artifact, or a file dependency from a legacy Microsoft Visual C++ Redistributable package (specifically the Visual C++ 2008 SP1 – version 9.0, or “v90”) that certain older Office tools or third-party add-ins rely on.
If you have the original Office 2007/2010 setup file:
: The most reliable way to acquire these assemblies is to download the latest Visual Studio Tools for Office Runtime from the official Microsoft Download Center Legacy Office Development : For developers specifically needing the version, it is typically bundled with Visual Studio 2008
Even though the version number says 2010, this is the official Microsoft "redistributable" package that contains the shared components needed for most Office add-ins to run. Go to the Official Microsoft Download Center. Download and run vstor_redist.exe .
Instead of risking system security on unverified download portals, use the official Microsoft system administrator workflow to pull the clean, verified 2021 binaries directly from the Microsoft Content Delivery Network (CDN). 1. Obtain the Official Deployment Suite
If that applies to you:
Errors involving this specific version (v9.0) usually occur because the legacy VSTO runtime is missing or a newer version of Office is conflicting with an older add-in. Run Windows Update
Often, the required libraries can be successfully mapped or emulated by installing official patch frameworks. For administrative deployment configurations, you should download the official Office Deployment Tool (ODT) directly from the Microsoft Download Center .
Run the installer as an administrator and restart your computer. Method 2: Repair the Microsoft Office Installation
Use this to download and install Office 2021 LTSC or retail versions via command line.
: A legacy shared tool (like a language pack or proofing tool) that some older installers might label as "common." Third-Party Repackaging
To understand this, break the keyword into parts:
Users typically search for this keyword when they encounter the following issues:
The term “microsoftofficetoolscommonv90” is not a legitimate software product or a security update. Instead, it refers to a missing component, a registry artifact, or a file dependency from a legacy Microsoft Visual C++ Redistributable package (specifically the Visual C++ 2008 SP1 – version 9.0, or “v90”) that certain older Office tools or third-party add-ins rely on.