Your screenshot is from SketchUp Free or Shop (web), not from SketchUp Make.
If by ‘locked a layer’ (tag) you mean that you can’t delete it, just make active tag Untagged again and then you can delete that tag.
Your screenshot is from SketchUp Free or Shop (web), not from SketchUp Make.
If by ‘locked a layer’ (tag) you mean that you can’t delete it, just make active tag Untagged again and then you can delete that tag.