Actually it does say what it changes. Should be unnecessary unless you are still running Windows XP.
If you jail the tool or run Process Monitor with a filter set to watch the tool, you can see the exact changes it makes. Everything it touches is related to the networking stack, which has all of it's settings in the registry.
What up/down load speed am I paying for?
As this thread is now over two years old, it will be locked in order to keep discussions current. If you have the same or a similar question/issue we invite you to start a new thread on the topic.
Start a new topic or ask questions in the open forum.
