This captioned video teaches user how to use a freely used cloud software "Wi-Fi Doctor", which is proudly developed by Yfisoft Limited.9 r& Y; v8 P+ M2 w* [
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User manual on Youtube:2 P& ]4 G5 N$ ]0 f5 E8 K https://www.youtube.com/watch?v=k5VKiexTyGc6 R' G2 Z) E+ D' A( f2 i+ J
5 S0 a& o0 o! F9 g# YFor enquiries, you may contact Yfisoft Limited at (852) 3524 7258 or email info@yfisoft.com.