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

And much, much more.

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.

No freedom is absolute.

What is the reason for the high number of stray dogs in Thailand? What measures are being taken to address this issue?

False advertising

Terroristic threats

HIPAA violations

Seahawks defenders want to "put the team on our back" - NBC Sports

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.

Trade secrets

Perjury

mRNA, once lauded as a scientific marvel, is now a government target - statnews.com

Fraud

Revenge porn

Child pornography

Aaron Rodgers was Steelers’ ‘third option’ at quarterback before pairing came together - New York Post

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.

Conspiracy

Threats of violence

UFC fighter rips opponent after seizure causes last-second main event cancellation: ‘She’s a complete mess’ - New York Post

Freedom of speech does not apply to:

Insurrection

Insider trading

What was the most challenging shift you experienced as an ER physician? Can you describe the details and reasons behind it?

Revealing classified information

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.