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

Insurrection

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.

Revenge porn

Derek Jeter Shares Brutal Reality for Yankees After Dodgers Loss - Sports Illustrated

And much, much more.

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.

HIPAA violations

Who is the beast of Revelation 13?

Threats of violence

Trade secrets

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.

Sorting Out Long COVID Symptoms in Babies - Medscape

Freedom of speech does not apply to:

False advertising

Fraud

ESA’s new asteroid hunter opens its eye to the sky - European Space Agency

Terroristic threats

Revealing classified information

No freedom is absolute.

Your TRICARE Checklist for Moving - TRICARE Newsroom (.mil)

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.

Conspiracy

Child pornography

UFC fighter rips opponent after seizure causes last-second main event cancellation: ‘She’s a complete mess’ - New York Post

Perjury

Insider trading