fenger fenger Are you using the SkeletonGraphic
component to display your skeleton? If so, you may experience display issues on mobile devices if you are not using the correct shaders. This is explained in the following section of the documentation:
https://zh.esotericsoftware.com/spine-unity#%E9%87%8D%E8%A6%81%E9%A1%BB%E7%9F%A5-Material
If this is not the case, it would be better for you to prepare a minimal Unity project and send it to us via email, as it is difficult to identify your problem by text alone. If you send us an email, please include the URL of this thread in the body of the message: contact@esotericsoftware.com