A dialog will appear asking if you want to delete the original pre-comp or keep it as a reference. Alternative Free Methods
The Un-Precompose plugin is a specialized utility tool designed to extract layers from a nested composition and place them directly back into their parent composition. Un Precompose After Effects Plugin Free Download
: Allows you to unprecompose multiple compositions at once. A dialog will appear asking if you want
: This version is frequently updated to support the latest versions of After Effects and newer operating systems. Free Alternatives : This version is frequently updated to support
While Adobe After Effects does not include a dedicated "Un-Precompose" button by default, you can achieve this through a popular plugin or via free manual methods and third-party extensions. 1. The Official "Un-PreCompose" Plugin
The is not a luxury—it is a necessity for anyone who builds complex motion graphics. And the good news is that a free, safe download exists. You do not need to pay $40 for a script that simply collapses timelines, provided you know where to look.
Paste it into your After Effects plugins directory (e.g., C:/Program Files/Adobe/Common/Plug-ins/7.0/MediaCore for Windows). Restart After Effects.