软件破解困难? 试用期结束? 修改 MAC 地址或许是个有效的方式. 临时修改永久修改MAC 恢复 https://blog.youkuaiyun.com/zhangwu1241/article/details/53311534 https://blog.youkuaiyun.com/u011497507/article/details/79770736