Windows 8.x (or higher): Not required.
Windows 7 :: For the best results when searching Microsoft Office files please make sure you have installed the latest filter pack from Microsoft:
Note: If you already have Office 2010 (or higher) installed you don’t need to separately install this filter pack unless you installed 32-bit Office on 64-bit Windows (FileLocator Pro 64-bit requires 64-bit IFilters).
Agent Ransack 2014/2016 users can simply install Agent Ransack 2019 over the top of the existing installation. However, if you have an older version of Agent Ransack already installed please UNINSTALL it first before installing Agent Ransack 2016.
For details about the latest beta version please see: Version 2021 Beta release.