Bcdedit

bcdedit /set 5d5f9a7c-... bootlog Yes Disable Driver Signature Enforcement (for test-signed drivers):

bcdedit /set hypervisorlaunchtype off To directly boot the default OS without showing the menu: bcdedit

bcdedit /displayorder current 5d5f9a7c-... /addlast Kernel debugging over serial port: bcdedit /set 5d5f9a7c-

bcdedit /copy current /d "Windows 11 - Debug Mode" The command returns a new GUID, e.g., 5d5f9a7c-... . Use this GUID in subsequent commands. Set the boot menu description: bcdedit

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

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