It failed. The outcome was europeans see “yet another nonsense” coming from the US. Also, it barely made the news because of other nonsense coming from the US and generally that’s limited to “international news”.
Also, we don’t actually have censorship in Europe, not in the way the US is trying to suggest.
"The situation for free speech in Europe is even worse than I thought"
https://eternallyradicalidea.com/p/the-situation-for-free-sp...
Yet, your ISPs don't give you access to the full Internet. First it's porn (age verification), then it's soccer, then it's social media (ID verification), then it's libraries. Soon, you even stuff that you take for granted, such as playing an online game, may require age/ID verification. At this rate, all you will be able to access soon will be center-left Euro propaganda.