If freedom of speech is absolute, how come it's not applied...

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

Revealing classified information

What are the methods used for preserving rice straw in China?

Insider trading

Insurrection

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.

Scientists “Were in Awe” as They Witnessed Longhorn Crazy Ants Perform Uncanny Feats of ‘Swarm’ Intelligence - The Debrief

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.

Child pornography

HIPAA violations

Cannabis use in any form directly linked to significant risk of heart damage - Earth.com

And much, much more.

Trade secrets

No freedom is absolute.

Can a mother forget her child after she puts him or her up for adoption?

False advertising

Perjury

Revenge porn

Why do diabetic people sweat so much?

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.