Speed Up Your Internet Connection

Hey my Xbox 360 seems to lag when 1 of the other computers on my network connects, why is this, how can i fix?

i need to know how to fix this i am really tired of lagging please help me

Public Comments

1. YOU NEED TO TURN THEM OFF UR COMPUTER WILL ALWAYS MESS WITH UR GAME IF ITS ON SO IF U WANT A GREEN BAR ALWAYS TURN THEM OFF EVERYONE DOES THAT