@GP1
Assuming these are the steps you’ve followed?
https://help.nowtv.com/article/forgotten-pin
Have you checked your junk?
Jump onto live chat to speak with staff, as we are just customers like you so can’t really help much apart from point you in the right direction.
Make sure you click “chat online” within the green box and not “get help quicker” as this is a bot.
https://help.nowtv.com/article/how-to-submit-a-complaint
FYI that I do not work for NOW, just a NOW customer trying to help