Win10 use U disk backup to restore Win8.1 prompt 0xc000000f error how to do? The

Win10 preview is not uninstallable and can only be replaced by other systems. Some users have encountered an error when using the USB disk of the backup Win8.1 system on the Win10 system to prepare to restore to Win8.1. The prompt code is 0xc000000f. How to solve this?

1. Try to turn off the Secure Boot function and then use the USB flash drive to recover:
Swipe or swipe from the right edge of the screen to call up the charms and click the “Search” button. Search: cmd
Press and hold the searched “command prompt""""run as administrator&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&& After the command is completed, restart the computer (you may need an external keyboard to complete the following operations)
Starting to the Windows recovery environment, on the “Select an option” screen, click < troubleshoot”.
Click “Advanced Options&
Click “UEFI Firmware Settings&Click to “Restart”
After entering UEFI, set “Secure Boot Control” to “Disabled” , click “Exit Setup” Exit to close the secure boot. Check whether the recovery USB flash drive can be used normally.
If you use the backup Win8.1 U disk to restore the W8.1 system when the Win10 system appears 0xc000000f prompt, you can use the method of this article to solve.