注意：Microsoft 建议您在对磁盘或卷进行任何更改之前完全备份磁盘内容。

NOTE: Microsoft recommends that you create a full back up of your disk contents before you make any changes to your disks or volumes.

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本文还讨论如何使用' flash - copy '服务创建用于系统恢复的备份磁盘。

This article also documents the use of 'flash-copy' services to create a backup disk to be used for system recovery.

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即使家用计算机用户也应在安全地点保存程序与数据的备份磁盘，以防火灾或暴风的毁坏。

Even home computer users should store backup disks of programs and data in safe locations in case of fire or storm damage.

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