Ensure you have the corresponding "Link2GB" parts (Part 1, Part 3, etc.). The file will not function if any segment is missing.
Effor Eng (often associated with civil or structural engineering tools on this platform) is likely a specialized engineering application or a custom "all-in-one" disc compilation created by the site’s admin.
Sites like FaresCD typically use multiple URL shorteners and pop-up ads before reaching the actual download link. Using a robust ad-blocker is highly recommended.
The site is a popular resource for pre-activated software, "silent" installers (which install without user prompts), and cracked versions of expensive professional tools.