您好!
您在重装系统格式化C盘的时候默认选择了NTFS格式,而NTFS(Windows)支持最大分区为2TB。这种情况下无法在还原到重装系统前的磁盘状态。请参考以下文档:
DiskPart 命令行选项
"磁盘必须为空盘才能将其转换为 GPT 磁盘。转换磁盘之前,请备份数据并删掉所有分区或卷。"
https://technet.microsoft.com/zh-cn/library/cc766465(v=ws.10).aspx
Best Regards,
Alvin Wang
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