转到安装Windows 7的驱动器中(如“F:”),
并执行命令:
F:\Windows\System32> bcdedit /set {default} osdevice boot
命令成功完成。
F:\Windows\System32> bcdedit /set {default} device boot
命令成功完成。
F:\Windows\System32> bcdedit /set {default} detecthal 1
命令成功完成。 修复后查看一下:
F:\Windows\System32> bcdedit
Windows 启动管理器
--------------------
标识符 {bootmgr}
device unknown
description Windows Boot Manager
locale zh-CN
inherit {globalsettings}
default {default}
resumeobject {75c57394-353e-11de-9cee-fd57599631b0}
displayorder {default}
toolsdisplayorder {memdiag}
timeout 30
Windows 启动加载器
-------------------
标识符 {default}
device boot //修复前是“unknown”
path \Windows\system32\winload.exe
description Windows 7
locale zh-CN
inherit {bootloadersettings}
recovery编程客栈sequence {75c57396-353e-11de-9cee-fd57599631b0}
recoveryenabled Yes
osdevice boot //修复前是“unknown"
systemroot \Windows
resumeobject {75c57394-353e-11de-9cee-fd57599631b0}
nx OptIn
detecthal Yes //修复前是“No"