Right... I have got virgin BB so lets go through it disk loaded usb modem plugged in filter plugged in to all phone extensions unplug any more you have because you only have two filters. on desktop you should have two icons one speedtouch connection and one dr speedtouch i have just remembered did you phone back virgin on the national rate number and register that you have got the modem that is what i had to do. it should be a straight forward connection. the national rate number is 0845 650 1000 do not be fobbed of to call premium rate number also i know it sounds stupid but have you changed your user name to the new one .