Usage: VSIXInstaller.exe /quiet /admin /skuName:name /skuVersion:version - OPTIONS - /quiet Suppresses the UI. Short form ...

Usage: VSIXInstaller.exe [/quiet] [/admin] [/skuName:name /skuVersion:version] 

    - OPTIONS -

/quiet
Suppresses the UI. Short form is '/q'.

/admin
The extension will be installed to the admin extensions location. Short form is '/a'.

/skuName:
The name of the application to which to install or uninstall the extension. Must be used with /skuVersion. Valid values include:
- Ultimate - (Visual Studio Ultimate Edition)
- Premium - (Visual Studio Premium Edition)
- Pro - (Visual Studio Professional Edition)
- IntegratedShell - (Visual Studio Shell - Integrated Mode)
- VBExpress - Visual Basic Express
- VCSExpress - Visual C# Express
- VCExpress - Visual C++ Express
- VWDExpress - Visual Web Developer Express
Isolated Shell names may also be specified. Short form is '/s'.

/skuVersion:
The version of the application to which to install or uninstall the extension, in the form major.minor[.build[.revision]]. Must be used with /skuName. Short form is '/v'.

/uninstall:
Uninstalls the extension with the specified identifier. If /skuName and /skuVersion are not specified, the extension will be uninstalled from all products that contain the extension with the corresponding identifier. Short form is '/u'.

    - ARGUMENTS -


Path to a valid .vsix file. This argument is invalid when /uninstall is specified.