I can see that policy is applied to windows 10 machine.
1, Where did you see it? Could you please share it for us?
2, Could you please describe your operation for more details? You have configured the SUP for your environment, right? If so, the registry should be populated automatically. Otherwise, we may need to check if the SUP has been configured successfully.
Looking forward to your reply.
Best regards,
Cherry
@Rahul Jindal [MVP] the screen shot is from affected device, you can see sccm saying software update is enable but reg keys are not be put on machine. Machine are getting updates from microsoft