This document type is not supported 是什么意思啊

This document type is not supported 是什么意思啊 this movie format is not supported是什么意思 this computer is not supported是什么意思? this platfprm is not supported是什么意思 the operation is not supported for this type of archive中文意思 this os is not supported sorry,this device is not supported it seems汉语是什么意思 Billing is not supported是什么意思 Your video card is not supported是什么意思? Your browser is not supported是什么意思 This file format is not supported by the File Preview是什么意思? 小米手机屏幕有时候显示英文是什么意思Billing is not supported on this version o