how to use local skins

[AKsitaWa]

i think there are some problems in my PC that i cant connect to skins server (both of them)
so i want to use the local skin (like CustomSkinLoader)
if you have any idea, please tell me
much of thanks

[AKsitaWa]

oh
now i'm using English (before that i used Chinese)
it works
but i still need help
i dont know why if i use Chinese, it doesnt work
like this