First you need to Disable Group Policy.
search "Run" in start munu and type "gpedit.msc"
Goto Local Computer Policy - Computer Configuration - Administrative Templates - System - Device Guard - Turn on Virtualization
Double click and select "Disable" ...
Go to Control Panel - Uninstall a Program - Turn Windows features on or off - (uncheck/turn off) Hyper-V.
Click OK
Select Don't restart.
And then type the following cmds in cmd prompt.. to Delete the related EFI variables from the BCD file...
Launch cmd as admin...
bcdedit /create {0cb3b571-2f2e-4343-a879-d86a476d7215} /d "DebugTool" /application osloader
bcdedit /set {0cb3b571-2f2e-4343-a879-d86a476d7215} path "\EFI\Microsoft\Boot\SecConfig.efi"
bcdedit /set {bootmgr} bootsequence {0cb3b571-2f2e-4343-a879-d86a476d7215}
bcdedit /set {0cb3b571-2f2e-4343-a879-d86a476d7215} loadoptions DISABLE-LSA-ISO,DISABLE-VBS
bcdedit /set hypervisorlaunchtype off
Restart your system ..
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