I moved your post to start your own subject so replies will be specific to you
you can try downloading inssider3 (istumbler if MAC) and then run it. This will show the broadcasting networks round about you and their channels including your own. If you then enter your router and change your wireless channel to a free or less congested channel.
to enter hub enter 192.168.1.254 into your browser then go to wireless and you can change from automatic to manual and then select the channel you have decided by using inssider
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