I'm not sure how the structure is, if Facebook, Instagram, WhatsApp and Oculus are separate companies owned by the holding company also named "Facebook". I'm p

I'm not sure how the structure is, if Facebook, Instagram, WhatsApp and Oculus are separate companies owned by the holding company also named "Facebook". I'm pretty sure the websites/apps will keep their names, just a design will change, e.g. if you load Instagram, the splash screen says currently "Instagram, from Facebook", and it'll be "... from Meta" soon enough.