If the Roll Back Driver button is disabled, Windows does not have a previous driver to roll back to, so you won't be able to complete this process.
Rịba ama: Ọ bụrụ na bọtịnụ Roll Back Driver nwere nkwarụ, Windows anaghị enwe ọkwọ ụgbọala gara aga ka ọ laghachi azụ, yabụ na ị gaghị enwe ike ịrụcha usoro a.