标题: 求助!T14SG升级固件失败 [打印本页] 作者: dayan88 时间: 2020-8-12 17:18 标题: 求助!T14SG升级固件失败 目前固件V7.0,网上下到V9.0的固件,完全用论坛的教程, 用 T14sgUpdate.exe 无法将文件写入SD卡,提示为:
The valid file system doesn't exist at the SD card.
The copy to the SD card failed.Confirm a card and reexecute whether or not it is a data.