Perhaps someone on here can help me. I'm one of the poor souls who has this device. I ordered the replacement hub late, it arrived while I was on holiday and I

Perhaps someone on here can help me. I'm one of the poor souls who has this device. I ordered the replacement hub late, it arrived while I was on holiday and I only just tried to install it. Unfortunately the migration instructions seem to require that the old device is on and functioning, which it isn't because it is past the 1st of August. I can't find instructions on how to connect the hive 1 thermostat to the new hive hub. If it turns out this is impossible and I need to rewire my boiler I will be very sad indeed. Edit: a quick WhatsApp chat with a British Gas advisor sorted it. For anyone else reading this, the v1 thermostat is compatible with the latest hub