Unreal Engine Issues and Bug Tracker (UE-136043)

Steps to Reproduce

Open the Advanced Compositing sample and run PIE.
Select PatioComposure from the outliner and open the preview.
Verify that the contrast between the preview and the result of the PIE run is different.

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Duplicate

Component	zComponent - Archive
Affects Versions	4.26.2

Fix Commit	19587029
Main Commit	19587029

The preview window in composure does not apply the tone curve.