Once installed, open the cmdfds shortcut (usually created on your desktop). Type fds and press enter to verify the version, such as FDS691 . Key Resources
Click on the link for FDS-SMV for Windows (current version 6.10.x, as of April 2026) to download the installer. Run the Installer: Double-click the downloaded .exe file. Download FDS TNK zip
Follow the on-screen prompts to install both FDS (the simulation engine) and Smokeview (the visualization tool). Once installed, open the cmdfds shortcut (usually created
The examples folder within the installation directory contains built-in verification cases to help you get started with running simulations. Download FDS TNK zip