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

HIPAA violations

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.

How can I promote my Amazon KDP books on TikTok?

And much, much more.

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.

Threats of violence

Emily Blunt’s Latest Comments About John Krasinski Show the Truth Behind Those Divorce Rumors - SheKnows

Child pornography

Fraud

Perjury

Precision Spectroscopy Reaffirms Gap Between Theory and Experiment - American Physical Society

Terroristic threats

Insurrection

Revenge porn

Nintendo Switch update 20.1.1 out now, patch notes - Nintendo Everything

No freedom is absolute.

Freedom of speech does not apply to:

Insider trading

Scientists reveal the conflict-ridden history of an important biblical city - The Brighter Side of News

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.

False advertising

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.

Is there a free AI I can use?

Revealing classified information

Conspiracy