This captioned video teaches user how to use a freely used cloud software "Wi-Fi Doctor", which is proudly developed by Yfisoft Limited. U+ m( d7 t4 h, \+ n. c+ U
* o$ T2 m5 q$ O( |. ]User manual on Youtube:' h: p9 K5 B3 y/ O https://www.youtube.com/watch?v=k5VKiexTyGc ( [6 \0 S! U& r. m* A; @1 P 8 f" G, u1 z/ ]. {: lFor enquiries, you may contact Yfisoft Limited at (852) 3524 7258 or email info@yfisoft.com.
