: Press the main button on the script panel.
Once installed, using the tool is incredibly straightforward. Open your main composition in After Effects.
Paste the file into the folder. (This ensures the tool can be docked inside your workspace). Step 3: Allow Scripting Permissions Launch After Effects. Open Preferences > Scripting & Expressions . Un Precompose After Effects Plugin Free Download
A more powerful and modern alternative developed by a user who was frustrated with the limitations of existing free scripts. It focuses on proper preservation of effects, masks, blending modes, 3D properties, time remap, track mattes, and audio with level keyframes. Its standout feature is a Smart Expression Fixer that automatically rewrites thisComp.layer() references that normally break after un-nesting.
Un-Precompose was originally released in 2011 and had remained basically unchanged since its initial release. With version 1.1. 0, Aescripts·aescripts + aeplugins Un-Precompose any and all layers (2024) - Adobe Community : Press the main button on the script panel
Using a specialized tool fixes the worst parts of manual extraction: Un-PreCompose - aescripts.com
The Problem: Why Native After Effects Needs an "Un-Precompose" Feature Paste the file into the folder
Double-click the pre-comp to enter its timeline.
“Un-precompose is a great way to keep your project as simple and easily understandable as possible, and to reduce render times.” – Tony LaTorre, Motion Designer