According to Rogers One Number Launching Mid-December | iPhone in Canada Blog - Canada's #1 iPhone Resource
"The set up process is a little tricky. It involves downloading a Mobile Client app to your computer (Mac or PC) and verifying your mobile device with a PIN code. You’ll also need a Rogers online account."
Have you tried their site for support?
https://www.rogersonenumber.ca/welcome/?locale=en_CA
Or maybe try a good old fashioned phone call to their support desk techs???
"The set up process is a little tricky. It involves downloading a Mobile Client app to your computer (Mac or PC) and verifying your mobile device with a PIN code. You’ll also need a Rogers online account."
Have you tried their site for support?
https://www.rogersonenumber.ca/welcome/?locale=en_CA
Or maybe try a good old fashioned phone call to their support desk techs???