我在 bootmgr 中有两个启动项。它设置为以 30 秒超时显示。
冷重启后菜单不显示，且会加载最后的配置（开启 HyperV 的 Win 10）。
我还遗漏了其他选择吗？
这是 bcdedit 的输出
Windows Boot Manager
--------------------
identifier {bootmgr}
device partition=\Device\HarddiskVolume1
path \EFI\Microsoft\Boot\bootmgfw.efi
description Windows Boot Manager
locale en-US
inherit {globalsettings}
default {default}
resumeobject {a56fe521-f848-11ea-a990-9cb70debdded}
displayorder {current}
{default}
toolsdisplayorder {memdiag}
timeout 30
displaybootmenu Yes
Windows Boot Loader
-------------------
identifier {current}
device partition=C:
path \WINDOWS\system32\winload.efi
description Windows 10
locale en-US
inherit {bootloadersettings}
recoverysequence {39029d55-1d28-11ea-b604-d067e54ec74e}
displaymessageoverride Recovery
recoveryenabled Yes
isolatedcontext Yes
allowedinmemorysettings 0x15000075
osdevice partition=C:
systemroot \WINDOWS
resumeobject {a56fe521-f848-11ea-a990-9cb70debdded}
nx OptIn
bootmenupolicy Standard
hypervisorlaunchtype Auto
Windows Boot Loader
-------------------
identifier {default}
device partition=C:
path \WINDOWS\system32\winload.efi
description Windows 10 No Hyper-V
locale en-US
inherit {bootloadersettings}
recoverysequence {39029d55-1d28-11ea-b604-d067e54ec74e}
displaymessageoverride Recovery
recoveryenabled Yes
isolatedcontext Yes
allowedinmemorysettings 0x15000075
osdevice partition=C:
systemroot \WINDOWS
resumeobject {a56fe521-f848-11ea-a990-9cb70debdded}
nx OptIn
bootmenupolicy Standard
hypervisorlaunchtype Off