Can bubble wrap be applied afterward?

So I could dig up a little, check the existing layer for damage and repair it if necessary, and then protect this area with the [Noppenfolie]? That would at least be a small advantage compared to doing nothing at all, or am I mistaken?

The studs can tear the insulation when filling and simultaneously shifting the studded membrane.

Hello Zaba This can happen if you don't do it properly. And what is your advice? Do nothing? Because if you don't do it properly, the polystyrene can be damaged? Steven