Why don't dance songs play in their own sorted order
You want to ask why the songs on the USB flash drive in the player are not playing in their own order, right? The USB flash drive is probably playing in the order you downloaded it.
There are many kinds of cases, 1, the player does not play according to your sorting, it is played according to the download order. 2, the player playback work whether it is a random mode, the songs played are random, no order.