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

Terroristic threats

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.

Child pornography

Resident Evil surprise return announced by PlayStation - GAMINGbible

False advertising

Perjury

Fraud

BlackRock removed from Texas blacklist after climate policy rollback - Financial Times

HIPAA violations

Threats of violence

No freedom is absolute.

How scientists discovered 200-million-year-old species thought to be extinct - MSN

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.

Freedom of speech does not apply to:

Revealing classified information

Mario Kart 64's Unofficial PC Port Is Amazing - Kotaku

And much, much more.

Revenge porn

Insurrection

Jimmy Buffett's Wife Files to Remove Co-Trustee on $275 Million Estate - Variety

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.

Insider trading

Conspiracy

Science news this week: 'Dragon Man's' identity and the universe's 'missing matter' - Live Science

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.

Trade secrets