Also, restricting a user is a security question. There is a big difference between the security that Windows has in theory, and security from the point of view of anyone who googles about how to get around a Windows security feature. A computer is built as a tool to help you. There are only 2 users on that system, you and Microsoft. Microsoft could shut you down simply with a scheduled update, a specialty of Windows. That's the best I have. Nothing on topic yet.

Well, either by losing credentials or...... This would be effective: Electrical power timer. electronics.stackexchange.com/help/on-topic What topics can I ask about here?: A specific electronics design problem.