unable to send invoices

I appreciate you for bringing this to our attention, Callie. Ensuring that your invoices are successfully delivered is a top priority. Several factors could be affecting the delivery of your invoices sent from QuickBooks Online. Let’s explore these potential issues together to ensure your invoices reach their intended recipients on time.

Here are some possible reasons why the invoices may not be appearing in your inbox:

• The email address in QuickBooks Online be incorrect or not set correctly.
• The mail server host names and IP addresses are not included in the outgoing server allow list.
• Your web browser has an excessive cache that can cause problems while running QBO and sending emails.

Moreover, to resolve this, we can reset the email in your QuickBooks Online company. To reset the email address, follow the steps mentioned below:

1. Sign in to your QuickBooks Online account, then go to the Gear icon.
2. Select Account and Settings, move to the Company section, and select Edit in the Contact Info tab.
3. Enter the desired address without any characters or spaces, even if it appears correct.
4. Review each email address, make the required changes, then click Save and Done.

Additionally, you can check this article for more solutions and detailed steps to resolve this matter: 3 solutions for when customers aren't receiving your emails.

I'll also include these articles when your invoice is settled:

• Run invoice report
• Record invoice payments in QuickBooks Online

Please let us know if you have further questions about ensuring your invoices are delivered properly in QBO. We're here to help you anytime.