Possible manual penalty but nothing showing up & undeclared affiliate links

Hi,

Sorry, first time poster, freaking out. My site traffic halved oveight. But I have no manual penalty in GSC.

How long does it normally take for a penalty to show up? Or should it already be there?

The only thing I have done on the site recently is add some more affiliate links (this is not core to our business, more of a side hustle), I haven't declared any of the affiliate links to Google as I read you don't really need to:...

Possible manual penalty but nothing showing up & undeclared affiliate links WordPress ...