The following Blueprints are available to modify the Shield Settings:

Transform

Camera – Optical Parameter

Camera – Lens Distortion

Camera – Camera Settings

Shadow Catcher Settings

Reflection Catcher Settings

Split Scene Options

Post Process Volume

Foreground Objects Lists

Garbage Matte Objects Lists

HoldOut Matte Objects Lists

Shadow Catcher Objects Lists

Reflection Catcher Objects Lists

Occlusion Objects Lists

Live Link Controller

Live Link Subject