controlling processor frequency

My aging MacBook Pro just got a new life (Apple replaced main-board due to graphics card issue), it worked out pretty good. Thought it is perhaps time to upgrade to Windows 10. Now that i have upgraded fans won’t stop whizzing, they were running at full speed even when the CPU is idling.

Seems like some sort of bug, didn’t wanted to mess around much hardware setups and did not wanted to install fan speed controlling utility as well. Found a cool setting that gave me what i wanted, thing is to clamp down frequency.

Goto: Advanced Power Settings (either thru battery icon or thru control panel). Change Advanced Settings for your current power profile and then: