"[[assets/models/sr/sr_model::selectedItems]]" == "B"
How can multiple layers all be hidden at once?

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Right-click a layer that should remain visible and choose Show Others Transparent

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Create a Folder layer, nest the layers inside it, and toggle the visibility of the folder

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Select multiple layers, Right-click one, and then choose Hide Selected from the Context Menu

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Lock the layers that should remain visible, and click on the Eye icon at the top of the Timeline

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