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

Freedom of speech does not apply to:

Insurrection

Perjury

If a guy is attracting a bunch of what he believes to be "ugly" women, is he crushing the dating game?

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.

Conspiracy

Revenge porn

New rabies cases detected in SLO County. How to avoid deadly disease - San Luis Obispo Tribune

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.

And much, much more.

Terroristic threats

Why didn't my ex fight for our relationship? He gave up so easily.

No freedom is absolute.

HIPAA violations

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.

Sega Throws Shade At Mario Kart While Showing Off Sonic Racing: Crossworlds - Kotaku

Insider trading

Child pornography

Revealing classified information

If there exists a “New York of Australia”, is it Sydney or Melbourne?

False advertising

Threats of violence

Trade secrets

Why is the band Nickelback unliked so much?

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.

Fraud