Bcdedit

bcdedit /timeout 10 Change default OS:

bcdedit /export C:\BCD_Backup bcdedit /import C:\BCD_Backup /clean bcdedit /copy current /d "Boot from VHD" bcdedit /set guid device vhd=[C:]\Windows.vhdx bcdedit /set guid osdevice vhd=[C:]\Windows.vhdx bcdedit /set guid path \Windows\system32\winload.efi 5.3 Enabling Hyper-V (if disabled) bcdedit /set hypervisorlaunchtype auto To disable Hyper-V:

bcdedit /set 5d5f9a7c-... testsigning on Set timeout (seconds): bcdedit

bcdedit /set 5d5f9a7c-... description "Windows 11 Safe Mode" Enable boot logging:

bcdedit /set current debug on bcdedit /set current debugtype serial bcdedit /set current debugport 1 bcdedit /set current baudrate 115200 Network debugging (WinDbg over Ethernet): bcdedit /timeout 10 Change default OS: bcdedit /export

bcdedit /set current debugtype net bcdedit /set current debugstartaddress 192.168.1.100 bcdedit /set current debugport 50000 Instead of F8, set Safe Mode persistently:

bcdedit /set hypervisorlaunchtype off To directly boot the default OS without showing the menu: Overview BCDEdit is a powerful command-line tool included

1. Overview BCDEdit is a powerful command-line tool included in all modern versions of Windows (Vista, 7, 8, 10, 11, Server 2008+). It is the primary interface for managing the Boot Configuration Data (BCD) store, a database that replaces the legacy boot.ini file used in older Windows versions (NT, 2000, XP).