To turn off the Broadband Buddy feature when using the NowTV Hub Router, you need to go to My Account > Settings & Pins whilst logged in on here with your NowTV Broadband account login details.
A couple of people have reported that they couldn't find the Broadband Buddy feature on their account (even when logged in using their NowTV Broadband details).
Where they had to contact the NowTV Broadband Team to switch off the Broadband Buddy settings their end on the account.
You should find the telephone number to contact the NowTV Broadband Team by going to My Account > Broadband & Calls on here and the easiest way to find the telephone number is keep clicking on the moving home section until the phone number pops up on your screen (the moving home telephone number is the same phone number for all NowTV Broadband & Phone enquiries).
Or alternatively see it live chat can switch off Broadband Buddy on your account at their end.