Fixed! Go to the fix.
Quick update to this post, I phoned the csa again this morning and, whilst I was on hold waiting, the router turned a happy shade of blue! Hwrê!!
Thanks for looking
Re: Broadband activation “stuck” with openreach.
Hiya @mazie2020, I am really sorry for the issues that you have experienced with your service and for the delay in it going live.
I am pleased to hear however, that this is now sorted and if you have any further issues, please just get back to us.