When running payroll, QBO occasionally creates a duplicate "Direct Deposit" account and posts to both the new and existing one. We cleared the cache and browsing history.

Thanks for bringing this issue to our attention, cbrunk.

I appreciate your efforts in performing the troubleshooting steps to resolve the issue with direct deposit duplicates. Since this issue persists, let's have you connect with our live support team.

They possess specialized tools to thoroughly diagnose this issue, as it needs to be examined in a secure environment. To connect with them, here's how:

1. Log in to your QuickBooks account.
2. On your upper right screen, go to the Help (?) button.
3. Head to the Search tab and enter a keyword topic to activate the Contact Us button.
4. Click the Contact Us button.
5. Choose how you want to connect with our live experts.

To learn more about our support hours, please visit this article: Get help with QuickBooks products and services.

At the same time, there's no direct feature in QuickBooks that allows you to lock the Chart of Accounts and prevent automatic account creation.

If you have other questions or concerns, feel free to comment them below.