The Witcher 4 Stars Geralt of Rivia, But Not as the Main Character
What we know is that Geralt will be part of the game, we just don't know how much, and the game won't focus on Geralt.

"It's not about him this time. We don't know who it's about. I'm excited to find out. I want to know. I have not seen any script yet. I mean, I couldn't tell you if I did. This is the thing, so I could be lying through my teeth. But I'm not. Or am I?