If you are struggling with slow internet speeds, a poorly configured router could be one reason. Here's one simple setting ...

Q: On an 802.11b access point with a total of 11 channels, why is it that only three are non-overlapping? What exactly does that mean? — Scott, Va. A: 802.11b defines a general channel numbering ...

The diagnostic will look at the other stuff nearby and presumably feels like it is better to center on 2 instead of 1. That would imply to me that there might be something else on 1, but maybe it's at ...