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

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

Perjury

Why do I feel bad when I see white girls dating black guys, am I racist?

Child pornography

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.

Revenge porn

A traveler infected with measles flew into Miami. What are the next steps? - Miami Herald

No freedom is absolute.

Freedom of speech does not apply to:

Fraud

Can cheating be a result of not truly loving or caring for someone, or is it sometimes just a spur of the moment decision?

And much, much more.

Revealing classified information

Terroristic threats

Why would a man be interested in an ordinary woman while there are very beautiful and fabulous women?

Trade secrets

False advertising

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.

Is it necessary for people to wear towels while showering at gyms? If so, what are some ways to prevent the towel from slipping off and exposing oneself?

Insurrection

Insider trading

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.

Scientists visualize key protein structures linked to immune response and inflammation - Phys.org

Threats of violence

HIPAA violations