There are several classes of restrictions on free speech in the US. These include: obscenity, fraud, speech integral to illegal conduct, speech that incites imminent lawless action, speech that violates intellectual property law, true threats, false statements of fact, and —- most relevant here -— commercial speech such as advertising.

Advertising has far less protection than is ordinarily afforded to the kind of speech you might do as a person.

You're talking about the country that live-censor speech with beep when people curse on TV…