Cannot install VyNDEX due to a general error during downloading it.

When accessing the website for downloading the VyNDEX Excel Add-in through a Web browser, the following message appears and the installation fails.

<Error Message>
“The following Microsoft Office solution cannot be installed due to a general installer error: VyNDEX.vsto.”


The installation fails because Microsoft Excel 2016 doesn’t include “Visual Studio 2010 Tools for Office Runtime” that is necessary for downloading VyNDEX.

When using a PC on which Microsoft Excel 2016 is installed, you have to download and install the runtime from the following Microsoft’s website before installing VyNDEX.

Visual Studio 2010 Tools for Office Runtime

(Updated on Apr 17th, 2016)