OS X (or, because it's now known as, macOS), so if your software program
FaceTime na-abata na ntinye nke Mac OS X na nso nso a (ma ọ bụ, dịka a na-akpọ ugbu a, MacOS), yabụ ọ bụrụ na ngwanrọ gị dị ugbu a, ị ghaghị inwe usoro ihe omume ahụ.