How to set up the key of Xiao Qiao Swan Dream?

First of all, go to the mall to buy the "Swan's Dream", and then go to the "customization - personalized buttons" can be worn and used.

Small Qiao, as one of the most adorable heroes in the King of Glory, has a lot of skins, as small as the $6 Brave, as large as the Glory Collection, and then rare limited skins, basically the skin of small Qiao have. Swan's Dream is also one of the skins.