Mere bhai ny new huawai sigma 2 lya ha. Msla ye ha k ab wo khud e mobile data or wifi on off krta rhta ha.... jb net kholo to us ko dorry parny lgty hn khud e cheezain download krny lgta hai. Khud e install krny lgta ha, or hang b ho jata ha, or large file jo 30 sy 40 mb sy upr ho download ni krta or na e bluetooth krta ha.... plzzzz help kr dain