If freedom of speech is absolute, how come it's not applied for private spaces and for the Internet?

Insurrection

You have freedom of speech. If I loan you my computer, I can tell you not to use it for certain things, because it’s mine, you have no right to use it, and if I give you permission to use it I can tell you what you can and can’t do with it.

Terroristic threats

Why do so many people seem to hate Nickelback? They're competent and entertaining, and while they certainly aren't the absolute best music, they're still a fun listen.

And much, much more.

Revealing classified information

HIPAA violations

What explanations do flat earthers have for the shape of our planet? If they do not have any, why should their opinions on this topic be considered credible?

That’s what it is. You have no right to use other people’s stuff. If people let you use their stuff, they can tell you how you can use it, and they can tell you to stop using it any time they want.

No freedom is absolute.

Freedom of speech does not apply to:

Are there girls here who like group sex?

Fraud

False advertising

Threats of violence

What one thing makes someone a very mature person?

Insider trading

Revenge porn

Child pornography

What would have happened if Shin was a good movie instead of a bad one?

Conspiracy

Trade secrets

You have freedom to travel. If I loan you my car, I can tell you not to take it out of town, because it’s mine, you have no right to use it, and if I give you permission to use it I can tell you what you can and can’t do with it.

RFK Jr.’s new chronic disease agency faces a roadblock: Congress - statnews.com

If you’re wondering why free speech doesn’t apply to the internet, it’s because you have no right to use other people’s stuff for free.

Perjury