Our phone support for QuickBooks UK is also open in between Monday to Friday, from 8 AM to 7 PM (GMT). We also have a dedicated Chat Support Team that's open 24/7. Here's how to reach out to them:
Go to the Help menu and click Contact Us.
Let them know that you're having a banking connection issue, then click Let's talk.
Click Start a chat.
The Community is open all the time to help and guide you always. Thanks!