This only works if fascists are not the majority. But they are.
The often mentioned “silent majority” are actually latent fascists who were previously apathetic. They are awake now and have the momentum, the cultural power, and the dominant position in public discourse. Any move that validates them is dangerous.

Meanwhile me watching the news

It will only serve to make AfD supporters even more convinced they are right. The leaders of the party might stay quiet but they are not that important, nobody on the top really believes their own ideology.

But the perception of being silenced by the government is a great motivator for those who feel emotionally connected to those ideas which seems to be about 20% of the German voters.