There can be all kinds of reasons for this, but the biggest is, Windows has a (usually) great talent for recognizing and installing hardware with no software needed.
Enwere ike inwe ihe dị iche iche maka nke a, ma nke kachasị dị ukwuu, Windows nwere ọrụ (na-abụkarị) nnukwu talent maka ịghọta na ịwụnye ngwaike n'enweghị software dị mkpa.