If I right click on an item I get a block element option in the context menu. But that doesn't seem to make them persist. I usually use it to make irritating po

If I right click on an item I get a block element option in the context menu. But that doesn't seem to make them persist. I usually use it to make irritating popups go away that I'm to lazy to read or that seem intentionally confusing since it is less mental load to just zap it blindly.