No, why would you think that? Of course they do

But nobody pays for Firefox? Do you mean the “recommended pages”? Because yeah that is a revenue source I guess, but as long as I can turn it off I can let it slide

I had no idea, I always assumed it’s possible but breaks banking and ID apps

You can’t jailbreak phones?

deleted by creator

What is the gain? What is a single gain you think they have milked from their users?