Turn Off Transparency In Node Editor - Basics & Interface - Blender Artists Community

When you open a node group, nodes from the parent node tree and from the parent node tree’s parent node tree… are still visible. Instead of a clean backdrop, you get a lot of noise that makes it difficult to concentrate on the active node tree. I can’t find any way to disable this very harmful feature.

Turn Off Transparency In Node Editor - Basics & Interface - Blender Artists Community

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