By voting out the conservative governments that appointed her - the same way you vote the US president out by voting out the electors that appointed him.
They are not unelected. They might be appointed but the parliament is elected and can block this. Go vote in EU elections. A parliament that is not full of conservatives can block this.
EP elections can be fairly useless, because you don't vote for parties of the EP, just some local parties who may all sit in the side of the EP you don't like.
Digital Services Act is totalitarian? The one that specifically doesn't do anything to anyone that has under 10% of all EU citizens as monthly active users?