Iphone 11 - Can I replace Face ID with Touch ID on this model?

TouchID and FaceID use completely different hardware. An iPhone with FaceID does not have a touch sensor for touchID, and vice versa.

PeCant wrote:

I am considering buying an iPhone 11, but I don't want to use Face ID. Can I replace Face ID with Touch ID on this model?

no, you don't have to use face id, just unlock by using the passcode.