I have recently purchased a mac book pro and i have a HP Deskjet 3070A printer that is an air printer. I have just installed a BT home hub 3. the problem i am having is i cannot print wirelessly.
My mac says the printer is not connected but the printer is connected to the hub and the computer is connected to the hub.
Even my i-pad wont print any more where it did before.
AirPrint is unrelated to your Mac, but your router is an integral component of AirPrint communication. The problem is likely a result of changing your router.
This BTCare Community Forums thread suggests reconfiguring your router to use WPA and not WPA2:
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