If the Send optional diagnostic data is not turning off, there could be an organizational level configuration at play here.
Overwhelmed by the number of background processes in your task manager? These are a few you can turn off safely to improve performance.
Learn from the author's first PC building experience, including mistakes with airflow planning, cable management, and RAM clearance that caused performance issues and high temperatures.
Want to squeeze more performance from your CPU? Learn how to overclock your processor to safely boost speed and performance.