Be careful with expressions that reference the "thisComp" name; they may break once moved to a new composition. Final Verdict
The Un-Precompose plugin (often stylized as UnPrecompose ) is a third-party script for Adobe After Effects that does exactly what the name suggests: It reverses the precompose operation. Un Precompose After Effects Plugin Free Download
The free version will apply those effects to the newly extracted layers as a group, often creating adjustment layers to simulate the effect. The Pro version handles this more elegantly. Be careful with expressions that reference the "thisComp"
Manually adjust the "In" and "Out" points to match the previous pre-comp container. Re-link any expressions that broke during the move. The Pro version handles this more elegantly
: Restart After Effects, select your pre-comp, and navigate to Layer > Un-Precompose Manual Method (No Plugin Required)
. This tool allows you to extract layers from a nested composition back into the parent composition while preserving effects, keyframes, and properties. Free Download Options Un-PreCompose (aescripts + aeplugins) : This is a "Pay-What-You-Want" tool, meaning you can enter