Best Answer +BudMan , 27 August 2013 - 11:14
Do you have B devices? Turn that OFF, set it to N mode only if you only have N.. If you have G then set to g only in that last screen.
Your going to want to use 40Mhz for max speed of n.
But what are your router settings?? You also quite often need to be using WPA2 for n speeds.. But shows your connected over 54 so think you need to turn on 40mhz channels and disable any B sort of connections, if all you have is n clients -- then turn off both g and b type connections. Go to the full post