This captioned video teaches user how to use a freely used cloud software "Wi-Fi Doctor", which is proudly developed by Yfisoft Limited. 0 a* S/ N7 J) e w$ V& | * _; P4 O: {* @9 RUser manual on Youtube: - h9 P2 W" h& r Y" W2 ]https://www.youtube.com/watch?v=k5VKiexTyGc6 ?. E f( n- \7 `
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