Freeze a particular layer in a particular viewport (CAD software)

Issue: Freeze a particular layer in a particular viewport (CAD software) ,there are more than one viewport in layout space, and we want different viewport show different objects. How to do this?

Solution: we can use Freeze Current VP option in Layer Properties Manager; freeze a particular layer in a particular viewport, while leaving it thawed in others. Double click the within the viewport, then open Layer Properties Manager, choose the layer you want to freeze, check Freeze Current VP.

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