We have put together a short survey to capture your feedback in terms of what BT can do when you experience home Wi-Fi issues. We would appreciate it if you could take a couple of minutes to complete a short survey. Read more from here, Fix my home Wi-Fi
As you appear to be getting nowhere with reporting fault see if mods can help you get phone fixed mods will post here
I'm sorry to hear about the delay in getting your service repaired. If you send me in your details I'll be able to take a look at what is happening with the repair.
Our normal contact link is down at the moment so as a work around can you send your contact information, including your BT account number and one of the mod team will get in touch.
@hammy1 it normally will sit in a queue and as soon as it reaches the "top" one of the moderators will be in touch.
The team are really helpful, so fingers crossed they can find out more info for you.