??????? ???? ????? ???? ?? ????? ?? ????? ??? ???? ?? ??????? ??????.Inside the system configurations, pick the “Protection” tab and permit downloading software program from not known sources;?????? ?? ???? ?? ??? ???? ??? ??? ???? ??????? ?????? ?? ??? ???? ? ???? ????? ??? ????? ???? ??? ?? ?? ??? ?????.?? ??? ???? ???? ??? ???? ?? ?????? ???