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

Threats of violence

Perjury

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.

I am still studying engineering. I feel worried being an average student. Can I get a good job in placement, buy a house, and a car? I don't know why I feel this.

And much, much more.

Trade secrets

Fraud

Confirmed: Breakfast Cereals Are Getting Sweeter And Less Nutritious - ScienceAlert

Insurrection

False advertising

Terroristic threats

Study Says If You're Over 50, Taking This Vitamin May Help You Live Longer - AOL.com

HIPAA violations

Revenge porn

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.

Joni Ernst Issues Non-Apology for Joke About People Dying Due to GOP Medicaid Cuts - Rolling Stone

Conspiracy

Freedom of speech does not apply to:

Child pornography

Westinghouse pursuing US nuclear expansion with 10 large reactors after Trump orders: report - New York Post

Revealing classified information

No freedom is absolute.

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.

Where can Ukrainians go if they cannot have shelter and heating this winter?

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.

Insider trading