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1

确保你有一张Windows CD或优盘。在一台只运行Linux系统的电脑上，卸载Ubuntu最简单的方法就是用一张安装CD重新格式化电脑。

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2

将CD插入电脑里。确保CD带有图标的一面朝上。

如果你在前一个步骤创建了Windows CD，可以跳过这一步。

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3

重新启动电脑。点击屏幕右上角的设置齿轮图标。从出现的下拉菜单中，点击靠近底部的关机，然后在弹出菜单中，点击重新启动。

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4

从CD启动电脑。在大部分电脑上，随意按键盘上任何一个键就行了。

如果你没有设置电脑从光盘驱动器启动，可能需要在电脑重新启动后的屏幕按“启动选项”，或是从GRUB菜单中选择WIndows DVD作为启动选项。

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5

选择一个时间和语言，然后点击下一步。使用Windows安装窗口中间的下拉菜单，选择你首选的语言和时区。

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6

点击窗口中间的立即安装。

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7

输入Windows 10产品密钥，点击下一步。将产品密钥输入到靠近窗口底部的文本框中。

如果你想之后再输入产品密钥，也可以点击我没有产品密钥链接。你需要选择一个Windows版本，才能继续下一步。

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8

勾选“我同意”方框，然后点击下一步。这表示你接受Microsoft的使用条款，之后会被带到下一页。

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9

点击页面中间的自定义选项。

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10

选择Ubuntu驱动器。点击安装了Ubuntu Linux系统的硬盘驱动器。

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11

删除Ubuntu驱动器。点击删除，然后在出现提示时，点击确认。这会从驱动器删除Ubuntu系统，将驱动器重新格式化为Windows使用的NTFS文件系统。

你可能需要先点击驱动器窗口底下的驱动器选项。

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12

点击下一步，提示电脑你想把Windows安装在选中的驱动器上。

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13

按屏幕上的指示操作。Windows安装完毕后，会提示你设置语言、日期、时间、辅助功能等系统偏好设置。现在电脑上已经没有了Ubuntu系统。