Windows 10: mbr2gpt in order to upgrade to Win 11

Dear allI run into a series of problems and get more and more frustrated. I upgraded my system new CPU, GPU, RAM, Motherboard, etc in order to upgrade to Win 11 but kept my hard drives. After other issues see here: https://answers.microsoft.com/en-us/windows/forum/all/re-activation-of-windows-after-hardware-upgrade/5f63d6d4-bf91-40b1-be93-23d42f87178a I still get the information that my system does not fulfill the requirements to upgrade to Win 11. I'm pretty sure that I found the reason, namely that Win 11 apparently requires GPT partition to be installed an

:)

 

want to upgrade from win 10 to 11 but need to eneble secure boot

want to upgrade from win 10 to 11 but need to eneble secure boot, try to run mpr2gpt, but received these message

MBR2GPT: Attempting to convert disk 0

MBR2GPT: Retrieving layout of disk

MBR2GPT: Validating layout, disk sector size is: 512 bytes

MBR2GPT: Trying to shrink the OS partition

Cannot find room for the EFI system partition.

MBR2GPT: Conversion failed

my drive image was upload.

im not a expert, so what I need to do for change to GPT and upgrade my win to 11?

 

Transferring or Restoring WIN 10 system on an new WIN 11 computer

So, what is the result of: Code:

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Issues using MBR2GPT for Windows 11 Upgrade

I am trying to use MBR2GPT to 'Enable Secure Boot' as the last remaining item before upgrading to Windows 11. I have been having issues doing this, please see the image of the command prompt errors when trying this as well as my current Disk Management.





Command Prompt text:

C:\WINDOWS\system32>mbr2gpt /convert /disk:0 /allowfullos



MBR2GPT will now attempt to convert disk 0.

If conversion is successful the disk can only be booted in GPT mode.

These changes cannot be undone!



MBR2GPT: Attempting to convert disk 0

MBR2GPT: Retrieving layout of disk

MBR2GPT: Validating layout, disk sector size is: 512 bytes

Cannot find OS partition(s) for disk 0



C:\WINDOWS\system32>mbr2gpt /convert /disk:1 /allowfullos



MBR2GPT will now attempt to convert disk 1.

If conversion is successful the disk can only be booted in GPT mode.

These changes cannot be undone!



MBR2GPT: Attempting to convert disk 1

MBR2GPT: Retrieving layout of disk

MBR2GPT: Validating layout, disk sector size is: 512 bytes

Disk layout validation failed for disk 1