Earlier quoted context omitted.
They probably won't be able to. There's a legal right to end-to-end encryption and there's nothing preventing you from making a system look like HTTPS.
Have you heard of the hush-hush over Chat Control, a recurring theme on this site? It's getting to the point that they could shoehorn that with age verification push.
Yes, but they have to fit it around the judgements of the different European courts, and they really can't do it, so they try to say 'Oh, this is totally voluntary' and then when realise that that won't work they decide to go after companies, etc.
They have some political power, but they don't have all of it and they are quite constrained.