I understand what you are saying here. Nobody has really addressed your concern. The change log is just letting you know that the value for CPU multiplier is not being changed. Nothing is wrong with your motherboard, and it will not affect your overc...
I suggest trying what this user did. (https://rog.asus.com/forum/showthread.php?77273-Z170-HERO-Issue-with-ROG-Front-Base-Panel)Uninstall the ASUS ROG Connect drivers. Install the firmware update to the device.Reinstall the ASUS ROG Connect drivers.