If you are searching for this because you want to recreate a specific look from a wedding video your parents had in 2006, stop. You are chasing a ghost.

The “40” likely refers to:

: This software is optimized for Windows XP, 2000, and 98 . It may not run natively or stably on modern Windows 10 or 11 systems without compatibility mode or a virtual machine.

Let’s break down the search string: download project wedding avid liquid 7.2 40

Given the age, most search results are from abandoned torrents, warez forums, or CD‑image archives.