Can someone help, Its been 4 days that our bank doesn't want to connect to QB.

Thanks for reaching out here in the Community, @aiselectricalpty. I'd be glad to guide you on how you can contact our support team.

For security reasons, we are unable to give you with a phone number because the Community is an open forum. To contact a live help agent, we can utilize the Help menu in QuickBooks.

Also, know that you can always post your concerns here. We're always here to assist you.

Here's how to contact QBO support team:
 

1. Sign in to your QuickBooks Online company.
2. Go to Help.
3. Select Contact Us.
4. Enter your concern, then select Let's talk.
5. Choose a way to connect with us:

• Start a chat with a support expert.
• Get a callback from the next available expert.

For further information on the time schedule, see this article: How and when can I contact Support?

You can also refer to the following article, for your future references:
 

• Categorise and match online bank transactions in QuickBooks Online
• Reconcile an account in QuickBooks Online

Please keep me posted in comment section if you need further assistance. I will be happy to guide you. Have a wonderful weekend!