Don't forget left click on the folder and choose in the drop down run as administrator. It will read your settings for a little while. down at the bottom of the screen it will say optimal click on that circle then hit apply . In a minute it will ask you to reboot. go ahead and do that It will change your rwin values and maximum connections for you. If you are not using windows 10 or 8.1 you are using something older Go to www.speedguide.net and download your version. If you want to learn how windows and the internet companies work together to keep everyone @ one speed to control flow and congestion so that they can charge me and you $$$ for faster speed also go there and read some articles . I have learned a lot from them .Yeah Comcast boosted your speeds again from 100mbs to 150 mbs.