Reference Article:

how to upgrade to windows11 after blocking it - Microsoft Community 


Download the attached tex file as admin in the command prompt.

rename it to Enable_W11_Updates.bat

run the batch file.

Reboot when done. 



Reference commands:

reg delete HKLM\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate /v ProductVersion /f

reg delete HKLM\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate /v TargetReleaseVersion /f

reg delete HKLM\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate /v TargetReleaseVersionInfo /f

gpupdate /force