Are 'The Witcher' Games Part of the Fictional Universe's Canon?

It's no secret that 'The Witcher' games were instrumental in bringing Andrzej Sapkowski's work to the masses, but are they canon?

Is the Witcher TV show “Canon” to the books/games? - Quora

When it comes to 'The Witcher', are the books and video games Canon? - Quora

Is Geralt of Rivia, shown in the video games, loyal to the original character of the Witcher books written by Sapkowski? - Quora

Are 'The Witcher' Games Part of the Fictional Universe's Canon?

How a Canon Avatar Game Was Created - IGN

The Witcher Volume 3: Curse of Crows eBook : Tobin, Paul, Kowalski, Piotr, Filardi, Nick: Kindle Store

Are the Witcher Games Canon to the books?

Is the Witcher TV show “Canon” to the books/games? - Quora

My favorite game-only characters. I would love to see a live-action portrayal of them but that's highly unlikely. : r/witcher

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The Witcher' is the biggest TV show in the world