My dowload speed is 4.5 mbp on BT infinity any ideas how to improve this?
You need to give a bit more information.
Is this a wired or wireless speed?
How long have you had Infinity?
Is it Infinity 1 or Infinity 2?
Do you have a Openreach modem and what homehub do you have?
Can you run this checker and post back a screen shot of the resultshttp://www.dslchecker.bt.com/adsl/adslchecker.welcomeand use this speed tester then carry out the further diagnostics and post back a screen shot of all the results including your IP profile for up and down. http://speedtest.btwholesale.com/