DisplayBootMenu (Dual/ Multi OS )on WinPE bootable USB (windows 11)

Having installed ADK and ADK Windows PE add on (windows 11)run following commands with powershell parameter.Run as administrator.
C:\Program Files(x86)\Windows Kits\Assessment and Deloyment Kit>Deployment Tools>copype amd64 C:\WinPE_amd64_PS
C:\Program Files(x86)\Windows Kits\Assessment and Deloyment Kit>Deployment Tools>MakeWinPEMedia /UFD C:\WinPE_amd64_PS T:
(T: is usb letter as seen in windows file explorer.) Backup BCD using
c:\> bcdedit /export bcd22sep.bcd
Note the location of this file.
Boot from bootable USB changing bios boot order. We see like this:-
X:\Windows\System32>diskpart (press enter)
DISKPART>list volume (press enter)
Note letter of default os and usb letter
DISKPART>exit
Os letter is H: and usb letter is D:
X:\Windows\System32>D: (press enter)
D:\> bcdboot H:\windiws /s D: /f ALL
BOOT FILES SUCCESSFULLY COPIED.
Exit and Restart. PC will be booted into default os without showing DisplayBootMenu.
Check this by clicking on Settings>System>Advanced System Settings>Startup and Recovery >Settings
System startup shows nothing(blank)
Assign letter to usb using disk management if usb is not shown in file explorer.
Use this windows wherein we are now,
Run CMD as administrator.
C:\windows\system32> cd \
C:\> bcdedit/import C:\bcd22sep.bcd
Now check boot menu configuration by clicking
Settings>System>Advanced System Settings>Startup and Recovery >Settings
System startup
We see original BCD configuration which was on hard disk.
Now reboot using attached WinPE USB which we have created.
DisplayBootMenu is seen.
Select your desired OS .

DisplayBootMenu is seen.

Click to expand...

Thanks @KYHI for sharing your valuable time with this thread.